Mix660

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Mary is 16 years older than Jerry.
6 years ago, Mary was 5 times as old
as Jerry then. How old is Mary?

If you mix 900 ml of 9% alcohol
and 500 ml of 4% alcohol, what %
solution will you get? (Nearest to the 10th.)

If Ann does a job in 7 days, and
Bob does it in 5 days, how long do
they take together? (Nearest to the 10th...)

You borrowed $9000 for 5 years
with a 9% interest rate. What will be
the total amount needed to pay off the loan?

If a number is divided by 7 and 13,
the remainder for the both is 4.
What is the smallest possible number?

Class A - 13 students with the score 90%.
Class B - 7 students with the score 60%.
What is the total average score?

There are 180 heads of Chickens and Dogs
together. Altogether there are 560 legs.
How many chickens are there?

The sum of two numbers is 740.
The larger is 12 more than 7 times the smaller.
What is the smaller number?

I have 900 dollars that I want
to split with Tom and Jerry by a ratio
of 2 to 7. How much will Tom get?

Mary found 35 eggs. She found 11 more eggs than Tom. Gina was so happy because she found exactly as many eggs as Mary and Tom together. How many eggs did Gina find?

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