Mix410

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Mary is 8 years older than Jerry.
5 years ago, Mary was 3 times as old
as Jerry then. How old is Mary?

Class A - 16 students with the score 80%.
Class B - 4 students with the score 40%.
What is the total average score?

You borrowed $10000 for 5 years
with a 8% interest rate. What will be
the total amount needed to pay off the loan?

If a number is divided by 13 and 4,
the remainder for the both is 1.
What is the smallest possible number?

I have 800 dollars that I want
to split with Tom and Jerry by a ratio
of 3 to 5. How much will Tom get?

If you mix 700 ml of 5% alcohol
and 500 ml of 8% alcohol, what %
solution will you get? (Nearest to the 10th.)

There are 170 heads of Chickens and Dogs
together. Altogether there are 560 legs.
How many chickens are there?

The sum of two numbers is 480.
The larger is 20 more than 3 times the smaller.
What is the smaller number?

If Ann does a job in 2 days, and
Bob does it in 5 days, how long do
they take together? (Nearest to the 10th...)

Mary found 37 eggs. She found 7 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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