Answer:
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H(x)=5x+15+4x+20
if x=4, together it would be 5(4)+15+4(4)+20
h(x)=20+15+16+20=71
Divided by 2, they'd each get 35.5
If Frank worked alone, he'd get 5(4)+15= 35
He'd make more working together.
I) 80% x 5640 = Rs. 4512
ii) 4512 divide by 50 = Rs. 90.24
Answer:
thats a long question my friend
Step-by-step explanation:
