5n = 25
divide both sides by 5
n = 5
H is 2t
h + t = 84
2t + t = 84
3t =84
t = 28
Thomas is 28 and huilan is 56
23% of 115....turn percent to decimal by dividing by 100..."of " means multiply
0.23(115) = 26.45....so Joanne spent 26.45 on the shirt.
Remember, the formula of a square is . If I half x, is the new formula. Because the exponent is around the varialbe(x/2), both are squares. Therefore, the formula is .
Therefore, the new area is B: a quarter of the original.
Answer:
1:81
Step-by-step explanation:
figure b is 81 times bigger