Exponents and Powers Test

Result

Exponents and Powers Test - 8

Score
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Rank
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Weekly Quiz Competition

Question 1
1 / -0

If m = 11 + 6√2 , then find the value of (√m + √2)^1/2

A
√2

B
1 + √2

C
1 − √2

D
−√2
Question 2
1 / -0

If 8^m = 262144, then find the value of 8^m−4.

A
32

B
96

C
512

D
64
Question 3
1 / -0

The smallest number, which when multiplied with 123768 will make the product a perfect cube, is ________

A
12321

B
36481

C
328329

D
111475
Question 4
1 / -0

Three numbers are in the ratio 1:3:2and sum of their cubes is equal to2.304. Find the sum of the numbers.

A
2.4

B
3.6

C
2.8

D
4.2
Question 5
1 / -0

The volume of a cubical box is 456.533cm³. Find the side of the cubical box in cm.

A
7.7 cm

B
8.3 cm

C
7.27 cm

D
6.7 cm
Question 6
1 / -0

Find the sum of 1³ + 2³ + 3³ +−−−−−−−−−−+ 12³

A
6084

B
4048

C
5082

D
5048