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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 7 - Mathematics
3.12 Laws of Exponents Review - II

Q 1: Simplify, (7/15)3.(25/7)2 = _____?
25/27
35/27
27/35
35/25

Q 2: If 11x = 1331, find x value?
10
3
6
5

Q 3: Simplify, [(5/6)x]2.6x2 = _____?
(6/25) x4
(25/6) x4
(25/6) x2
(25/6) x4

Q 4: Simplify, (2x2).[(1/2)x]3 = _____?
(1/2)x4
(1/2)x5
(1/4)x5
(1/2)x3

Q 5: Find the number to be multiplied (16)-1 so as to get 32-1 as the product?
1/2
2
1/3
4

Q 6: Find the number to be multiplied (-6)-1 so as to get 15-1 as the product?
-2/5
1/3
-2/3
5/2

Q 7: If 7x = 25, find the value of 7x+2.
1225
1005
225
625

Q 8: If 8x+1 = 64, find x value?
1
0
3
2

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!


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