Simplify
√45 + 3√3 + 2√3

a~ --18√5 + 5√3

b~ --6√5 + 6√3

c~ --2√5 + 6√3

d~ --6√5 + 5√3

Is it greater than or less than7*3_9*2

Heather is a cashier. she can ring up 1212 customers in 99 minutes. at this rate, how many minutes does it take her to ring up 44 customers?

The graph shows the decibel measure for sounds depending on how many times as intense they are as the threshold of sound. noise in a quiet room is 500 times as intense as the threshold of sound. what is the decibel measurement for the quiet room? 20 decibels28 decibels200 decibels280 decibels