Is the number 3.1x10^-5 written in scientific notation? Why or why not?

Find the digits that makes (_1,258) divisible by 9.

In order to earn extra money during the summer, omar is babysitting. The amount of money depends on the number of hours he babysits.

Two classmates are preparing research papers and are organizing their information on index cards. William is using 4 in by 6 in cards, and Joel is writing his information on index cards that measures 8 in by 12 in.

Which expressions are equivalent to 2 (25) ? Select each correct answer. 2 (2 + 5) 2 (20 + 15) 2 (20 + 5) 2 (10 + 15)

Round to the place of the underlined digit 423,906 583,342

How do you work 0.96 divided by 0.16

Solve. y=-x-2 y=4x+3

What is equal to 8/343 or the closest: 1. 2/7*2/7*2/7 then divide numerator and denominator 2. 4/7*4/7*4/7 then divide numerator and denominator 3. 1/7*1/7*1/7 the divide numerator and denominator

while visiting a friend's home, i saw kittens and children playing in the backyard. counting heads, i got 11. counting feet, i got 32. how many kittens and how many children were in the backyard?

while working at the drugstore, kurt earns $16 per hour. After spending 2 hours at working at the drugstore, how much money will kurt earn