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Class A - 3 students with the score 40%.
Class B - 7 students with the score 50%.
What is the total average score?

The sum of two numbers is 368.
The larger is 18 more than 6 times the smaller.
What is the smaller number?

There are 180 heads of Chickens and Dogs
together. Altogether there are 620 legs.
How many chickens are there?

If you mix 300 ml of 9% alcohol
and 300 ml of 6% alcohol, what %
solution will you get? (Nearest to the 10th.)

You borrowed $4000 for 7 years
with a 7% interest rate. What will be
the total amount needed to pay off the loan?

I have 1300 dollars that I want
to split with Tom and Jerry by a ratio
of 5 to 8. How much will Tom get?

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

Mary is 12 years older than Jerry.
8 years ago, Mary was 3 times as old
as Jerry then. How old is Mary?

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

Mary found 31 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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