Question

it cost $45 to produce 2 calculators and $143 to produce 4 and $869 to produce 10 how much does it cost to produce 7 calculators

Answer 1

Answer:

210.50

Step-by-step explanation:

45/ 2 = 22.5

4 = 143

2= 45

+ 1 = 22.5

in total = 210.50