Aptitude

All Aptitude questions (150)

• If a train travels 360 km in 4 hours, what is its speed?
• What is 15% of 200?
• A shopkeeper sells at 20% profit. If cost price is 500, what is selling price?
• If A can do a job in 10 days and B in 15 days, together they finish in?
• What comes next: 2, 6, 12, 20, 30, ?
• Simple interest on Rs 5000 at 8% for 2 years?
• Average of first 10 natural numbers?
• A clock shows 3:15. What is the angle between the hands?
• LCM of 12 and 18?
• If the ratio of boys to girls is 3:2, and total is 50, how many girls?
• A man walks 5 km/h. How far in 45 minutes?
• What is the square root of 144?
• A pipe fills a tank in 6 hours. How much in 2 hours?
• Compound interest on Rs 1000 at 10% for 2 years?
• If 8 men can do a work in 12 days, 6 men can do it in?
• What is 25% of 25% of 400?
• Two numbers are in ratio 3:5 and sum is 64. Find the larger.
• A boat goes 24 km downstream in 4 hrs, upstream in 6 hrs. Speed of stream?
• How many prime numbers between 1 and 20?
• If selling price is Rs 450 and loss is 10%, what was cost price?
• The next number: 1, 1, 2, 3, 5, 8, ?
• A car covers 240 km in 3 hours. First hour at 80 km/h. Average speed for remaining?
• HCF of 36 and 48?
• A discount of 20% on Rs 800 gives price?
• In how many ways can 5 people sit in a row?
• If 3x + 7 = 22, what is x?
• The perimeter of a square with area 64 cm²?
• A mixture of 40 liters has milk:water = 3:1. How much water to add to make it 1:1?
• Present age of father is 3 times son. After 12 years, ratio is 2:1. Son's age?
• Probability of getting a head in a single coin toss?
• Volume of a cube with side 5 cm?
• Two trains 100m each, moving towards each other at 50 km/h each. Time to cross?
• What is 0.125 as a fraction?
• If a number is increased by 25% and then decreased by 20%, net change?
• Area of a triangle with base 10 cm and height 6 cm?
• A train 200m long crosses a pole in 10 seconds. Its speed?
• Sum of angles in a triangle?
• If 2^x = 32, what is x?
• A man buys 10 kg rice at Rs 40/kg and 20 kg at Rs 55/kg. Average price per kg?
• How many digits are there in 2^10?
• If the diagonal of a square is 10√2 cm, what is its side?
• Speed of a boat in still water is 10 km/h, stream is 2 km/h. Upstream speed?
• What day will it be 100 days from Monday?
• If A:B = 2:3 and B:C = 4:5, then A:B:C = ?
• Circumference of a circle with radius 7 cm? (use π=22/7)
• A tap fills a tank in 12 hours, a leak empties it in 24 hours. Time to fill?
• The sum of two numbers is 45 and their difference is 15. Find the larger.
• How many zeros at the end of 20!?
• If cos 60° = 1/2, what is sin 30°?
• A started a business with Rs 40,000. B joined after 3 months with Rs 60,000. Profit ratio after 1 year?
• What is 33⅓% of 99?
• Successive discounts of 20% and 10% equal a single discount of?
• A can do work in 12 days, B in 18 days, C in 36 days. Together?
• Population of a town increases 10% annually. After 2 years of 10000?
• Marked price Rs 1000, discount 10%, then tax 10%. Final price?
• Speed ratio of A:B = 3:4. Time ratio for same distance?
• Two pipes fill in 10 and 15 min. Drain empties in 30 min. Net fill time?
• Find the odd one: 2, 5, 10, 17, 28, 37
• If the cost of 5 pencils is Rs 20, cost of 12 pencils?
• What is the value of 999 x 999?
• A sum doubles in 5 years at simple interest. Rate of interest?
• How many 3-digit numbers are divisible by 7?
• Average of 5 numbers is 20. If one is excluded, average becomes 18. Excluded number?
• A man facing North turns 90° clockwise, then 180°. He faces?
• If APPLE = 50, then ORANGE = ?
• A father is 4 times his son's age. In 20 years he'll be twice. Son's age?
• Probability of getting sum 7 with two dice?
• How many ways to arrange letters of BOOK?
• Surface area of a sphere with radius 7 cm? (π=22/7)
• A number when divided by 5 gives remainder 3. What remainder when squared and divided by 5?
• Running at 6 km/h, a man crosses a bridge in 15 min. Length of bridge?
• 10 men finish work in 6 days working 8 hrs/day. 12 men working 5 hrs/day need?
• The supplement of 65° is?
• If x + 1/x = 5, then x² + 1/x² = ?
• Cost price of 20 articles = Selling price of 16 articles. Profit %?
• Smallest number divisible by 12, 15, and 20?
• A clock gains 5 min every hour. If set right at 12 noon, what does it show at 6 PM?
• In a class, 60% passed English, 70% Hindi. At least what % passed both?
• A can complete 1/3 of work in 5 days. He takes total how many days?
• √(0.0004) = ?
• Sold at Rs 480 with 20% loss. To gain 20%, sell at?
• Ratio of incomes is 5:4, expenses 3:2. If each saves Rs 1000, income of A?
• How many times do clock hands overlap in 12 hours?
• A invested Rs 10000 for 1 year at 10% CI compounded half-yearly. Amount?
• If log₁₀ 2 = 0.301, then log₁₀ 50 = ?
• Mean of 1 to 99 odd numbers?
• Time for Rs 1000 to become Rs 1331 at 10% CI?
• A man rows 30 km upstream in 5 hrs and 40 km downstream in 5 hrs. Speed in still water?
• How many numbers between 100 and 999 have all different digits?
• If a + b + c = 15 and a² + b² + c² = 83, then ab + bc + ca = ?
• A trader marks up 40% then gives 20% discount. Net profit %?
• Sum of first n odd numbers = ?
• A can finish in 18 days. B is 50% more efficient. B finishes in?
• Speed of a car doubles. The stopping distance becomes?
• Number of diagonals in an octagon (8 sides)?
• If selling 12 oranges per rupee gives 20% loss, sell how many for 20% profit?
• Which is larger: 2^300 or 3^200?
• A invests 3 times as much as B. If profit is Rs 2400, A's share?
• Weighted average of 40 at weight 3 and 60 at weight 2?
• A 6 cm cube is painted and cut into 1 cm cubes. How many have exactly 2 faces painted?
• In what ratio must rice at Rs 9.30/kg be mixed with rice at Rs 10.80/kg to get mixture worth Rs 10/kg?
• A vessel has 80 litres of milk. 8 litres drawn and replaced with water thrice. How much milk is left?
• How many kg of sugar at Rs 9/kg must be mixed with 27 kg at Rs 7/kg so mixture is worth Rs 7.75/kg?
• What day of the week was 15th August 1947?
• If 1st January 2000 was Saturday, what day was 1st January 2001?
• What day of the week was 26th January 1950?
• The banker's discount on a bill due 1 year hence at 12% per annum is Rs 540. Find the true discount.
• The banker's gain on a sum due 2 years hence at 10% p.a. is Rs 24. Find the present worth.
• The true discount on Rs 924 due after 1 year at 10% per annum simple interest is?
• Rs 9100 is invested in 8% stock at Rs 91. What is the annual income?
• A 10% stock is quoted at Rs 83.33. What is the yield percent?
• Find the volume of a cylinder with radius 7 cm and height 10 cm. (Use pi=22/7)
• Find the volume of a cone with radius 3 cm and height 14 cm. (Use pi=22/7)
• Find the surface area of a sphere with radius 7 cm. (Use pi=22/7)
• Find the volume of a sphere with radius 21 cm. (Use pi=22/7)
• The curved surface area of a cylinder with radius 14 cm and height 5 cm is? (Use pi=22/7)
• What is the remainder when 2^31 is divided by 5?
• What is the largest 4-digit number exactly divisible by 88?
• What is the remainder when 7^222 is divided by 3?
• How many numbers between 1 and 100 are divisible by both 3 and 7?
• Simplify: sqrt(8) + sqrt(50)
• Find the value of (125)^(2/3).
• If 2^(x-1) = 8, find x.
• Simplify: (27)^(-1/3) x (64)^(1/3)
• In a 100m race, A beats B by 10m and B beats C by 10m. By how much does A beat C?
• In a 100m race, A gives B a start of 10m and still beats B by 2m. Ratio of speeds of A and B?
• 5 men working 8 hrs/day finish a job in 6 days. How many men needed to finish it in 4 days at 10 hrs/day?
• If 12 pumps can empty a tank in 8 hours, how many hours will 16 pumps take?
• Pointing to a boy, Asha says 'He is my uncle's son.' How is the boy related to Asha?
• Pointing to a photo, a man says 'She is the daughter of my grandfather's only son.' How is she related to him?
• A is B's sister. C is B's mother. D is C's father. How is A related to D?
• If each letter is coded by adding 2 to its position (A=C, B=D...), what is the code for ERASER?
• If CAT=24 and DOG=26 (sum of letter positions), then FOX=?
• In a code language, if ROAD is written as URDG (each consonant +3, each vowel +3), find code for SWAN.
• A man walks 5 km North, turns right and walks 3 km. How far is he from the starting point?
• Facing North, Ravi turns left, then takes a U-turn. Which direction is he facing now?
• A walks 20m South, turns left, walks 30m, turns left, walks 20m. How far and in which direction from start?
• In how many ways can 6 people be seated in a row if two specific people must sit together?
• How many ways can 5 people be seated around a circular table?
• In a pie chart, a sector of 72 degrees represents a value out of total 1000. What is that value?
• Monthly sales (in units): Jan=200, Feb=300, Mar=250, Apr=350, May=400. What is the average?
• Milk at Rs 68/litre is mixed with water (free) to sell at Rs 51/litre. What is the ratio of milk to water?
• If the banker's discount is Rs 72 and the true discount is Rs 60, what is the face value of the bill?
• How much must be invested in 12% stock at Rs 108 to obtain an annual income of Rs 756?
• In a 200m race, A beats B by 20m and B beats C by 25m. By how much does A beat C?
• How many odd days are there in a non-leap century (100 years)?
• If 15 workers build a wall in 48 hours, how many workers are needed to build it in 30 hours?
• If sqrt(x+5) = 3, find x.
• What is the LCM of 36 and 84?
• What is the unit digit of 7^75?