Twice the sum of a number and 4 is 14. In this case the numbers are added first, and the ANSWER is doubled.
You mean 60%of 5 1/2? that makes more sense...
i would do it like this:
(60% is the same as
(so that there is no confusion, i've put it into an improper fraction
now we can multiply:
which is 3.3.
so 60% of 5 and a half is 3.3.
Answer:
45 minutes
Step-by-step explanation:
75% is the same as . This means that we can multiply 60 by to find 75% of 60.
First we need to find the rate which is the total amount driven divided by the total time.
152/4 = 38 miles per hour.
No we take the total driven miles given and divide it by the rate to find how long it would take!
760/38 = 20 hours!
Hope this helps :D