72 minutes
We require their hourly rate of work
Maria cleans
the house in 1 hour
Sasha cleans
of the house in 1 hour
let x be the time it takes both to clean the house
+
= 
multiply through by 6x
3x + 2x = 6
5x = 6 ⇒ x = 
Together they can clean the house in 72 minutes
Answer:
.
Step-by-step explanation:
Given : 0.997.
To find : write a fraction.
Solution : We have given that 0.997.
We can write it as
.
We used 1000 in denominator because of decimal before 3 digit number.
Therefore,
.
<span>The answer is b. (70/z). If I put $100 into a savings account and the annual growth rate is 10%, the 70/10%= 7 years that the initial $100 would take to double.</span>
Answer: X=2 and y=3
Step-by-step explanation: 2x2=4 and 3x3=9 and 9+4=13