Mix258

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Class A - 17 students with the score 60%.
Class B - 3 students with the score 40%.
What is the total average score?

The sum of two numbers is 930.
The larger is 10 more than 7 times the smaller.
What is the smaller number?

There are 220 heads of Chickens and Dogs
together. Altogether there are 640 legs.
How many chickens are there?

If a number is divided by 8 and 5,
the remainder for the both is 2.
What is the smallest possible number?

Mary is 24 years older than Jerry.
5 years ago, Mary was 7 times as old
as Jerry then. How old is Mary?

I have 1100 dollars that I want
to split with Tom and Jerry by a ratio
of 5 to 6. How much will Tom get?

If Ann does a job in 6 days, and
Bob does it in 2 days, how long do
they take together? (Nearest to the 10th...)

You borrowed $8000 for 3 years
with a 5% interest rate. What will be
the total amount needed to pay off the loan?

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

Mary found 43 eggs. She found 12 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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