Find each quotient 1/2:3

Solving multi-step equations 14v+6=2 (5+7v) - 6

Mary's dad is 3 years less than double her age. The difference in their age is 31.

A study of one thousand teens found that the number of hours they spend on social networking sites each week is normally distributed with a mean of 30 hours. The population standard deviation is two hours.

The population of at a town has grown 2% each year. In 1998, the population of the town was about 10,000 people. What was the population in 1999?

Andy is one-fourth as old as his grandfather, who is 76 years old. Write an equation to determine whether Andy is 19 or 22 years old.

35x-3+2+146x=180 find value of x

What is the result of converting 6 inches into centimeters

Elizabeth is waiting for her flight at the airport. She decides to conduct an experiment. She wants to know how many people at the airport carry a laptop with them for their flight. She sees 50 people walk past her as she waits.

What is 6.3 : (6.03)

Need steps to solve this problem 5e+8f + (-2) e-12f