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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Aaron has 3 times as much money as Josh. If Aaron gives Josh $50, Josh will then have 3 times as much money as Aaron. How much money do two of them have together?...?

(i) $100
(ii) $110

(iii) $135
(iv) $150

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The sum of three number is 78. consecutive even natural Find the greater of these...?

(i) 22
(ii) 24

(iii) 26
(iv) 28

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The sum of two numbers 10 is and their product is 20 What is the sum of their reciprocals...?

(i) 1/10
(ii) 1/2

(iii) 1
(iv) 2

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A polygon having four sides is called:...?

(i) Hexagon
(ii) Octagon

(iii) Heptagon
(iv) Quadrilateral

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Two numbers are respectively 20% and 50% more than a third number. The percentage of two numbers is...?

(i) 65%
(ii) 70%

(iii) 80%
(iv) None of these

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Asghar can do a job in 60 days. And both Asghar and Babar can do the same job in 20 days working together. Babar alonge can do the same job in:...?

(i) 30 days
(ii) 60 days

(iii) 28 days
(iv) 45 days

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Find the value of x when y = 5, if x varies directly as 4y-1 and x = 14 when y = 2:...?

(i) 10
(ii) 28

(iii) 35
(iv) 38

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A can do a piece of work in 4 hours, B and C can do it in 3 hours. A and C can do it in 2 hours. How long will B alone take to do it...?

(i) 12 hours
(ii) 10 hours

(iii) 24 hours
(iv) 8 hours

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If you pay $2290 for a DVD that includes a 7% sales tax, what is the price of the DVD before the sales tax...?

(i) $23
(ii) $21.40

(iii) $25
(iv) $20.50

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