Circular gears P and Q start rotating at the same time at constant speeds. Gear P makes 10 revolutions per minute and Gear Q mak
es 40 revolutions per minute. How many seconds after the gears start rotating will gear Q have made exactly 6 more revolutions than gear P ? A. 6
B. 8
C. 10
D. 12
E. 15
Well first you have to pick a letter and i picked V. Then you have to calculate 11. Then you have an equation 11 +1. That equals 12. Then you find 2 numbers that equal 12. The 2 numbers are 4 and 3.