<span>A rope weighs 400 grams per meter of length.
length=6.3m
400*6.3=2520g
2520g=2520/1000kg=2.52kg
The answer is D.</span>
12/7 = x/20
<span>7x = 240 </span>
<span>x = 34.3 ft
</span>
Answer:
n = 24
q = 8
Step-by-step explanation:
Let:
n = nickels
q = quarters
5n + 25q = 320
n + q = 32
n = 32 - q
Substitute (to solve for q):
5(32 - q) + 25q = 320
160 - 5q + 25q = 320
160 + 20q = 320
20q = 320 - 160
20q = 160
q = 160 ÷ 20
q = 8
Substitute (to solve for n):
n = 32 - q
n = 32 - (8)
n = 24
Answer:
6+2 < 9+3
Step-by-step explanation:
Six plus two= 6+2
Less than= <
Nine plus three = 9+3
Therefore, 6+2 < 9+3.