Mix643

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Class A - 3 students with the score 40%.
Class B - 7 students with the score 80%.
What is the total average score?

You borrowed $2000 for 7 years
with a 7% interest rate. What will be
the total amount needed to pay off the loan?

The sum of two numbers is 539.
The larger is 17 more than 5 times the smaller.
What is the smaller number?

There are 160 heads of Chickens and Dogs
together. Altogether there are 440 legs.
How many chickens are there?

If a number is divided by 13 and 12,
the remainder for the both is 3.
What is the smallest possible number?

I have 1000 dollars that I want
to split with Tom and Jerry by a ratio
of 6 to 4. How much will Tom get?

Mary found 46 eggs. She found 13 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 24 years older than Jerry.
6 years ago, Mary was 7 times as old
as Jerry then. How old is Mary?

If Ann does a job in 7 days, and
Bob does it in 10 days, how long do
they take together? (Nearest to the 10th...)

If you mix 300 ml of 9% alcohol
and 300 ml of 5% alcohol, what %
solution will you get? (Nearest to the 10th.)

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