Mix109

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Class A - 18 students with the score 90%.
Class B - 2 students with the score 60%.
What is the total average score?

There are 220 heads of Chickens and Dogs
together. Altogether there are 680 legs.
How many chickens are there?

If a number is divided by 7 and 12,
the remainder for the both is 2.
What is the smallest possible number?

I have 1300 dollars that I want
to split with Tom and Jerry by a ratio
of 6 to 7. How much will Tom get?

You borrowed $5000 for 6 years
with a 10% interest rate. What will be
the total amount needed to pay off the loan?

Mary found 24 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?

Mary is 20 years older than Jerry.
7 years ago, Mary was 5 times as old
as Jerry then. How old is Mary?

If you mix 600 ml of 4% alcohol
and 300 ml of 3% alcohol, what %
solution will you get? (Nearest to the 10th.)

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

The sum of two numbers is 321.
The larger is 21 more than 5 times the smaller.
What is the smaller number?

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