Find the cube root of each of the following numbers by prime factorisation method a) 64
b) 512
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1.64=2×2×2×2×2×2

or, 2×2=4

2. 512=2×2×2×2×2×2×2×2×2

or, 2×2×2=8

Step-by-step explanation:

hope it helps

7 weeks

step-by-step explanation:

convert each fraction to the least common multiple of 20, so 3/4 = 15/20 & 1/10 = 2/20, then divide 15 by 2 and you get a little over 7, so the food will last 7 weeks.

1. 8

2. 9

3. 20

4. 3

5. 17

6. 2.2

7. 11.25

8. 1

9. 14

10. 2

step-by-step explanation:

thats the first half