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1. (a⁴ x a⁸)/a¹² = ______________

(A) a²⁰

(B) 1

(C) 12

(D) a^-12

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2. (-1)²⁵ + (-1)⁵⁰ + (-1)⁷⁵ = _________

(A) 75

(B) 150

(C) -1

(D) -2

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3. 125^-⅓ X 625^½ = _________

a) 125

b) 100

c) 25

d) 5

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4. 18+36÷9x6-5 = ?

a) 27

b) 37

c) 31

d) -4

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5. 2(5 x 3 - 7 ÷ 2 + 6) =

(Α) 35

(B) 40

(C) 45

(D) 25

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6. 16.16 ÷ 0.8 = ?

(A) 2.2

(B) 20.2

(C) 22

(D) 2.02

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7. The difference between compound and simple interests of a sum of money for two years at 4% per annum is Rs.20 find the sum.

(A) 2000

(B) 12500

(C) 10000

(D) 20,000

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8. A 180m long train crosses another 270 metre long train running in the opposite direction in 10.8 seconds. If the speed of the train is 60 km/hr. What is the speed of the second train in Km/hr?

(A) 80

(B) 90

(C) 150

(D) None of these

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9. A and B can do a piece of work in 10 days; B and C can do the same work in 20 days; and C and A can do the work in 10 days. In how many days will A,B and C finish the work together?

(A) 8 days

(B) 4 days

(C) 10 days

(D) 6 days

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10. 300 apples are distributed equally among a certain number of students. Had there been 10 more students, each would have received one apple less. Find the number of students?

(A) 70

(B) 40

(C) 55

(D) 50

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