A man can do a piece of work in 5 days, but with the help of his son he can do it in 3 days. In what time can the son do it alone...? Mcqs

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A man can do a piece of work in 5 days, but with the help of his son he can do it in 3 days. In what time can the son do it alone...?

(A) 7.5 days
(B) 6.5 days

(C) 5.5 days
(D) 4.5 days

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In a class there are 27 students. If there are 7 more girls than boys in the class how many students are girls...?

(A) 10
(B) 17

(C) 23
(D) None of these

Latest MCQs

If 1 day work = 1/20 then time required to finish the job (in depth)...?

(A) 20
(B) 10

(C) 25
(D) 30

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Oscar pushed a new hat that was on sale for $5.06. The original price was $9.20. what percentage discount was the sal price...?

(A) 4.5%
(B) 41.4%

(C) 45%
(D) 55%

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Find the height of a parallelogram whose area is 54 cm square and the base is 15 cm:...?

(A) 2 cm
(B) 3.6 cm

(C) 4.6 cm
(D) 5.6 cm

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Who is known as the Father of [Geometry]:...?

(A) Kepler
(B) Euclid

(C) Newton
(D) Pythagoras

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A school has only four classes that contain 10, 20, 30 and 40 students respectively. The pass percentage of these classes are 20%, 30%, 60% and 100% respectively. Find the pass % of the entire school...?

(A) 76%
(B) 66%

(C) 56%
(D) None of these

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During a race, a race car burns fuel at a constant rate. After 4th lap 4 the car has 22 gallons left in its tank. After 7th lap, the car has 18 gallons left in its tank. Assuming the racecar does not refuel then how many laps are made at the end...?

(A) 10
(B) 12

(C) 14
(D) 16

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3 boxes have some average weight. When one box which weights 89 kg is replaced by another box, the average weight increases by 5 kg. How much the new box weighs...?

(A) 109 kg
(B) 94 kg

(C) 104 kg
(D) 84 kg

Latest MCQs

The average age of A, B, C, D and E is 40 years. The average age of A and B is 35 years and the average of C and D is 42 years Age of E is:...?

(A) 48 years
(B) 46 years

(C) 42 years
(D) 45 years

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