5 roommates share the cost of an apartment: rent, electricity, and gas. rent costs 1800 and gas costs 150 per month. each roommate pays 425 per month. how much is the electricity bill

Electricity bill is 175

Step-by-step explanation:

Given

monthly

Required

Determine the electricity bill

If each roommate pays 425, then 5 roommates pay 5 * 425

This implies that: the monthly cost of room, gas and electricity add up to 2125.

In other words,

Hence, the electricity bill is 175

3/6   and 9/18

step-by-step explanation:

b) 1/3 * 1/5

step-by-step explanation:

each smallest part is 1/15 since the written one is 1/5 and it's divided by 3 equal parts. (1/5 )/3 = 1/15 = 1/3 * 1/5