Total mass=20+2(11.4)+2(4.5)+4(0.450)
=20+22.800+9+1.800
=53.600 kg.
Answer:
The answer is 25.35
Step-by-step explanation:
Hope this helps:)
Answer:
91
Step-by-step explanation:
Rewrite the sides as ratios
s/28=78/24, solve for s
s/28=39/12
s=39/12*28
s=91
11/15-2/5
Multiply 2 and 5 to get a common denominator of 15
11/15-6/15
=4/15