19/100 = .19
.19 * 72 = 13.68
Now round, we get 14
Answer: about 14
C. 40
30x30=900
40x40=1600
total of 2500 take the square root and your left with 50 so everything balances out
Answer:
B. The number of navy tiles Mr langley purchased is 2.5 times the number of yellow purchased
Step-by-step explanation:
2.5x40=100
Answer:
47 weeks
Step-by-step explanation:
you multiply 20 times 5 because he makes 5 dollars and hour and works 20 hours a week, so then you get 100. so he makes 100 dollars in a week. then you divide 100 by 4650 and get 46.5 which rounded up is 47. so he needs to work 47 weeks.
