Answer:
number of cards in a house hold and number of siblings
Step-by-step explanation:
N x 721 = 72.1
721n = 72.1 (put it in an easier format)
n = 0.1 (divide both sides by 721)
0.074 x n = 74
0.074n = 74 (put it in an easier format)
n = 1000 (divide both sides by 0.074)
Answer:
i think c but im not positive
Step-by-step explanation:
When you have ratios and some unknowns,you can create complex fractions from them.Bring them to the same denominator and solve for X.
Answer:
1 metro hace 100 cm
Step-by-step explanation:
100* 10^-2m
