Mixed2 Mix781

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Mary is 12 years older than Jerry.
8 years ago, Mary was 5 times as old
as Jerry then. How old is Mary?

Class A - 13 students with the score 90%.
Class B - 7 students with the score 50%.
What is the total average score?

You borrowed $8000 for 7 years
with a 9% interest rate. What will be
the total amount needed to pay off the loan?

There are 160 heads of Chickens and Dogs
together. Altogether there are 560 legs.
How many chickens are there?

If Ann does a job in 2 days, and
Bob does it in 4 days, how long do
they take together? (Nearest to the 10th...)

The sum of two numbers is 251.
The larger is 20 more than 2 times the smaller.
What is the smaller number?

Mary found 30 eggs. She found 9 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?

I have 700 dollars that I want
to split with Tom and Jerry by a ratio
of 4 to 3. How much will Tom get?

If a number is divided by 13 and 6,
the remainder for the both is 1.
What is the smallest possible number?

If you mix 900 ml of 9% alcohol
and 700 ml of 7% alcohol, what %
solution will you get? (Nearest to the 10th.)

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