Surds and Indices - Mock Test 1

Question 1

Which of the following quadratic equations has real roots?

A) 24x²-7x+5=0 B) 25x²-11x+7= C) 25x²-11x+8=0 D) 22x²-7x+5=0

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Question 2

How many numbers less than 1000 are multiples of both 10 and 13?

A) 9 B) 8 C) 6 D) 7

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Question 3

If A6A is divisible by 11, then the value of A is ?

A) 6 B) 3 C) 9 D) 1

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Question 4

When (6767 +67) is divided by 68, the remainder is_____?

A) 1 B) 63 C) 66 D) 67

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Question 5

The product of 2 numbers is 1575 and their quotient is 9/7. Then the sum of the numbers is ?

A) 74 B) 78 C) 80 D) 90

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Question 6

25*25*25*25*=5(Power) ?

A) 7 B) 5 C) 6 D) 8

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Question 7

(25)7.5 x (5)2.5 ÷ (125)1.5 = 5?

A) 8.5 B) 13 C) 17.5 D) 16

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Question 8

Evaluate 2560.16×(256)0.09 ?

A) 4 B) 8 C) 16 D) 2

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Question 9

The value of (256)5/4 is ?

A) 3 hrs 860 min B) 11 hrs 562 min C) 7 hrs 1024 min D) 7 hrs 1020 min

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Question 10

(0.04)-1.5 = ?

A) 250 B) 125 C) 25 D) 625

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