The average age of three boys is 15 years and their ages are in proportion 3:5: 7. What is the age in years of the youngest boy...? Mcqs

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The average age of three boys is 15 years and their ages are in proportion 3:5: 7. What is the age in years of the youngest boy...?

(i) 9 years
(ii) 15 years

(iii) 18 years
(iv) 21 years

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Ali can type at a speed of 25 words per minute. How many words he can type in one hour...?

(i) 1300
(ii) 1200

(iii) 1500
(iv) 1800

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A fort had provision of food for 150 men for 45 days. After 10 days 25 men left the fort. The number of days for which the remaining food will last is...?

(i) 41
(ii) 42

(iii) 43
(iv) 44

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Three Fourth of number is 60 more than its third number. The number is...?

(i) 60
(ii) 144

(iii) 120
(iv) None of these

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If A: B2:3 and B: C = 4: 5, then A: B: C =...?

(i) 8:12:15
(ii) 9:11:15

(iii) 9:17:18
(iv) 12:15:25

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Solve the equation 12 / 20 =...?

(i) 6
(ii) 24

(iii) 0.6
(iv) 24

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If 54 is subtracted from three times a certain number the result is 36. Find the number...?

(i) 20
(ii) 25

(iii) 30
(iv) None of these

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Log10 (0.0001) =...?

(i) 4
(ii) -4

(iii) 8
(iv) -8

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If the cost price of an article is 25% of its selling price, then what is the profit in Percentage...?

(i) 100%
(ii) 300%

(iii) 200%
(iv) 150%

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Average weight of 10 people increased by 1.5 kg when one person of 45 kg is replaced by a new man.Then weight of the new man is...?

(i) 50
(ii) 60

(iii) 70
(iv) 75

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