A penny weighs 2.5 grams while a dime weighs about 2.27 grams. How much do a penny and two dimes weigh? A.2.04 g
B.7.04 g
C.5.68 g
D.4.77 g

B

Step-by-step explanation:

Multiply the dime by two then add the weught of the penny

the entire expression should be subtracted from 30. to subtract the quantity, distribute the negative sign, which changes the signs on the terms. so, the –2 changes to positive and gets added to 30 instead of subtracted from it.

hope this ! ^w^

24

step-by-step explanation:

the graph shows 30% of students walk. 80 students were questioned, so the number that said they walk is

30% × 80 = 0.30 × 80 = 24