A can do a piece of work in 6 days and b can do the same work in 12 days. How will it take if both A and B do the work together...? Mcqs

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A can do a piece of work in 6 days and b can do the same work in 12 days. How will it take if both A and B do the work together...?

(A) 4
(B) 6

(C) 8
(D) 10

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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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If Mary traveled 116 miles on day 1, 130 miles on day 2, 114 miles on day. How many miles per day did she average...?

(A) 120
(B) 140

(C) 116
(D) 114

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The difference a of 35% and two successive discounts of 20% on a certain bill was 22, Find the amount of the bill...?

(A) 200
(B) 1100

(C) 2200
(D) None of these

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99 + 77 + 55 + 33 + 11= ______...?

(A) 272
(B) 273

(C) 275
(D) none of these

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The length and breadth of a rectangle are in the ratio 3:1. If the breadth is 7 cm, then the length of the rectangle is:...?

(A) 14
(B) 16

(C) 18
(D) 21

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Which function is greater than 3/4 or less than 5/6...?

(A) 9/10
(B) 2/3

(C) 1/2
(D) 4/5

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Complete the number series: 20,32, ... , 74,

(A) 95
(B) 89

(C) 90
(D) 88

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When 20% of itself added into a number it gives 102, find the number....?

(A) 185
(B) 75

(C) 90
(D) 85

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The price of the pen is 75. After a 20% discount its prize will be...?

(A) 51
(B) 55

(C) 60
(D) None of these

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