Sally estimates the square root of 50 in the following way: √300 = 3√100 = 3 (10) = 30 (a) Explain why her reasoning is incorrect.
(b) Estimate the square root of 300 to the nearest tenth without using your calculator. Show your work.

Jim makes $10.35 per hour. write an equation that jim can use to calculate his pay.

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Tickets to a science exposition cost $5.75 each for studentd and $7.00 for adults. how many students and adults went if the ticket charge was $42.75