Answer:
x = 4
Step-by-step explanation:
12/15=28/a which is a=35
then 35+28=63
14x+7=63 and x would be 4
Answer:
240
Step-by-step explanation:
1.) 60 times 2
There are 60 minutes in a hour and since there are 2 germs in the jar.
2.) 120 times 2
120 from the total, and 2 germs are made every minute, you multiply.
1/125 in a decimal is 0.008.
A. sandwiches per hours is 4.5/hour
b. hours per sandwich is 0.33/sandwich
