Convert to scientific notation: 520,000,000
1. 52 x 10^7
2. 5.2 x 10^7
3. 0.52 x 10^9
4. 5.2 x 10^8

What is the value of x in the following equation. -x ^3/2 = -27

The weight v of an object on venus varies directly with its weight e on earth. a person weighing 120 lb on earth would weigh 106 lb on venus. how much would a person weighing 150 lb on earth weigh on venus?

Atotal of 766 tickets were sold for the school play. they were either adult tickets or student tickets. there were 66 more student tickets sold than adult tickets. how many adult tickets were sold?