Mix440

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Class A - 3 students with the score 40%.
Class B - 7 students with the score 70%.
What is the total average score?

You borrowed $9000 for 7 years
with a 7% interest rate. What will be
the total amount needed to pay off the loan?

If a number is divided by 11 and 10,
the remainder for the both is 1.
What is the smallest possible number?

If you mix 600 ml of 7% alcohol
and 600 ml of 6% alcohol, what %
solution will you get? (Nearest to the 10th.)

Mary found 45 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?

There are 170 heads of Chickens and Dogs
together. Altogether there are 500 legs.
How many chickens are there?

I have 1100 dollars that I want
to split with Tom and Jerry by a ratio
of 3 to 8. How much will Tom get?

The sum of two numbers is 471.
The larger is 7 more than 7 times the smaller.
What is the smaller number?

Mary is 8 years older than Jerry.
7 years ago, Mary was 5 times as old
as Jerry then. How old is Mary?

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

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