Answer:
Step-by-step explanation:
2592 = 2×2×2×2×2×3×3×3×3
now,
√2592 = √2×2×2×2×2×3×3×3×3 = 2×2×3×3√2 = 36√2
as √2 is left so the number 2592 should be multiplied with 2 to get a perfect square.
Simple.....
you have this fraction...

simplify...
42/6=7
and
60/7=10
Thus...

Thus, she has saved

of the money.
Answer:
it is B. -11 and 47
Step-by-step explanation:
you have to take away 47 and 11 and it equals 36.
Answer:
x-7>0
Straight answer: x-7
Step-by-step explanation:
Assuming that the timber is X cm long and 7cm was cut off, there remaining amount is x - 7cm. In order for 7cm to be cut off, the timber must have been > 7cm long => x > 7 => x - 7 > 0
Answer:
11
Step-by-step explanation:
you just divide it