A man has Rs 1900. he lent some of it at 5% p. a and rest at9% p. a. The total amount of interest which he got after4 years was Rs 580.Wwhat was the sum ans= Rs650,Rs 1250​

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?

In angle pqr find the measure of

You need to solve a system of equations. you decide to use the elimination method. which of these is not allowed? 3x - 2y = 7 3x + 4y = 17 equation 1 equation 2