Question

Ben Frank is an electrician who installs lighting fixtures. He charges (in dollars) his clients 15h+40f where h is the number of hours worked and f is the number of fixtures installed.
How much does Ben Frank charge when he works 7 hours and installs 9 fixtures?

Answer 1

Answer:

465

Step-by-step explanation:465

Answer 2

The charge for given duration will be Rs. 465.

Given - Expression for charges

Find - Charges for 7 hours and 9 fixtures

Solution - The charges of Ben can be calculated by keeping the values in formula.

Charges = $(15 \times 7) + (40 \times 9)$

Performing multiplication of values in bracket

Charges = 105 + 360

Charges = 465

Hence, the charges of Ben will be Rs. 465.