80% of 20 is 80/100 x 20 = 16
So, kelly has used 16 stamps, and has 4 left
The answer 2640 hope i could help
<span>C. The older brother payed bill $12 .75 and the younger brother does not owe him any money</span>
Answer:
15 units.
Step-by-step explanation:
The distance between the points (x1, y1) and (x2, y2) is
√(x1-y1)^2 + (y1-y2)^2))
So here it is:
√(10- -2)^2 + (6- -3)^2)
= √(144+81)
= √225
= 15.
Gabe had 372 apples and r grapes. The total of grapes and apples gabe has are 509. How many grapes did gabe have?