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Class A - 15 students with the score 60%.
Class B - 5 students with the score 40%.
What is the total average score?

If you mix 900 ml of 6% alcohol
and 400 ml of 7% alcohol, what %
solution will you get? (Nearest to the 10th.)

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

If Ann does a job in 4 days, and
Bob does it in 9 days, how long do
they take together? (Nearest to the 10th...)

The sum of two numbers is 433.
The larger is 13 more than 4 times the smaller.
What is the smaller number?

There are 90 heads of Chickens and Dogs
together. Altogether there are 240 legs.
How many chickens are there?

You borrowed $8000 for 5 years
with a 6% interest rate. What will be
the total amount needed to pay off the loan?

If a number is divided by 11 and 8,
the remainder for the both is 2.
What is the smallest possible number?

Mary found 23 eggs. She found 8 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 2 to 5. How much will Tom get?

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