Convert 0.00049 to scientific notation
a. 4. 9 . 10^3
b. 4. 9 . 10^4
c. 4. 9 . 10^-3
d. 4. 9 . 10^-4

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?

Fill in the missing exponents in each box and show how you found the answer. (4 points: 2 points for each correct answer with work shown) c. (9^4)^? =9^1 d.(5^? )^3=5^1 *question marks represent the boxes

Bob paid $3 less than tim at a local pizza parlor. together they spent $7.80. how much did bob pay for pizza?