6.1 means the rate of how much the child weights at certain ages
10 means how much the child weighs at 0 years old
Just divide.
31 / 40 = .775
31/40 as a decimal is .775.
Answer:
44
Step-by-step explanation:
substitute x = 4 and y = 12 into the expression
5x² - 3y
= 5(4)² - 3(12)
= 5(16) - 36
= 80 - 36
= 44
A = 8 C = 8
AC = C-A = 8-0 = 8
C=8 F = 20
CF = F-C = 20-8 = 12
so the ratio would be 8/12 which reduces to 2/3
answer is D