Mix400

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Mary is 9 years older than Jerry.
6 years ago, Mary was 4 times as old
as Jerry then. How old is Mary?

You borrowed $9000 for 6 years
with a 10% interest rate. What will be
the total amount needed to pay off the loan?

The sum of two numbers is 465.
The larger is 13 more than 3 times the smaller.
What is the smaller number?

If a number is divided by 5 and 7,
the remainder for the both is 3.
What is the smallest possible number?

If you mix 800 ml of 8% alcohol
and 700 ml of 7% alcohol, what %
solution will you get? (Nearest to the 10th.)

Class A - 6 students with the score 90%.
Class B - 4 students with the score 60%.
What is the total average score?

There are 150 heads of Chickens and Dogs
together. Altogether there are 500 legs.
How many chickens are there?

Mary found 40 eggs. She found 10 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?

If Ann does a job in 9 days, and
Bob does it in 9 days, how long do
they take together? (Nearest to the 10th...)

I have 500 dollars that I want
to split with Tom and Jerry by a ratio
of 3 to 2. How much will Tom get?

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