Bill’s average monthly utility bill for January, February and March is $350. If 40% of the total amount paid during the three months was spent in February, what was the monthly average bill in January and March?

An agency spent $360 during the first month of the year and $2,880 during the next six months. If the average monthly expenditure for the entire year was $450, what was the average monthly expenditure for the last five months?

Our company has reviewed the utilities bills for our company. We have determined that the highest and lowest bills were $5,000 and $3,200 for the months of January and September. If we produced 1,050 and 600 units in these months, what was the fixed cost associated with the utilities bill?  Group of answer choices$435.50$485.00$590.00$800.00

A power company calculates a person's monthly bill from the number of kilowatt-hours (kWh), x, used.The function 𝑏(𝑥)={0.15𝑥,𝑥≤2000.10(𝑥−200)+30,𝑥>200b(x)={ 0.15x,x≤2000.10(x−200)+30,x>200​ determines the bill.How much is the bill for a person who uses 300 kWh in a month?A.$55B.$40C.$60D.$45

Weekly expenditures for a family of four in 2017 averaged​ $1,500. In​ 2018, the cost of the same purchases was​ $1,600. If 2017 is the base​ year, what was the CPI in​ 2018? a. 93 b. 15 c. 100 d. 107

A man spends 40% of his monthly salary on food and one-third of the remaining on transport. If he saves Rs.4,500 per month, which is equal to half the balance after spending on food and transport, his monthly salary is?