The answer is the first one
0.76 x 2 = 1.52
1.40 x 2 = 2.80
1.52 + 2.80= 4.32
Answer is 4 dollars and 32 cents
Step-by-step explanation:
Recall that

and

so that



where C is the constant of integration.
Think of it this way:
_ _ (2 digit number)
for the first blank you could have 4 possibilities
for the second blank you could have 3 possibilities
4×3=12
there are 12 possibilities