79, 000
Tip: focus on the number/place you need to round from ( in this case 8) if the number is 4 or below it will stay the same, but if the number is 5 or above it will change by 1 number (in this case it will change from 78, 045 to 79, 000)
Answer:
58 miles per hour
Step-by-step explanation:
First you need to divide 80 by 10 to see how many miles she was over the speed limit.
80/10 = 8 miles over the speed limit.
The speed limit was 50, so 50 + 8 = 58 miles.
So Cathy was driving at 58 miles per hour
Answer:
5. c
6. 1/2 (i cant see which option is 1/2)
Step-by-step explanation:
5. 225 square root is an integer(15) so it is rational
6. 6. options - 1,2,3,4,5,6
odd - 1,3,5
3/6 or 1/2
<span>M1*V1=M2*V2
M2 = </span>M1*V1 / V2
M2 = (1.50)(4.2) / 5.0
M2 = 6.3 / 5
M2 = 1.26