Mr. Ramadhan earns $15.25 per hour for the first 40 hours he works for the week. He earns 1.5 times that amount per hour for each hour beyond 40 hours in a week. Last week Mr. Ramadhan worked 47.5 hours. How much did he earn? **

Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition

Is triangle jkl congruent to triangle rst? if so, what is the scale factor?

Compute the standard deviation of the following set of data to the nearest whole number. 10, 10, 15, 20, 25