The rocket car was already going 190 mph when the timer started his watch. How fast, in mph, was the rocket car going seven minutes later if it increased its speed by 15 miles per hour every minute?
A 205
B. 295
C. 900
D. 1330
E. 2850

Which data set has a greater spread? why? set a: {38, 12, 23, 48, 55, 16, 18} set b: {44, 13, 24, 12, 56} has a greater spread because .

One positive number is 9 more than twice another. if their product is 95, find the numbers

At the beginning of 1974/75,2 years a man invested #2000 in a bank at 12.5% compound interest, if it degree #650 at the end of each two years to pay his son's school fees, after payment of interest to pay his son's school fees, how much did he have left at the beginning of the 1978/79 school year?