Mix740

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Class A - 5 students with the score 50%.
Class B - 5 students with the score 90%.
What is the total average score?

The sum of two numbers is 445.
The larger is 13 more than 7 times the smaller.
What is the smaller number?

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

You borrowed $8000 for 6 years
with a 8% interest rate. What will be
the total amount needed to pay off the loan?

Mary found 30 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?

I have 700 dollars that I want
to split with Tom and Jerry by a ratio
of 2 to 5. How much will Tom get?

If you mix 500 ml of 5% alcohol
and 700 ml of 8% alcohol, what %
solution will you get? (Nearest to the 10th.)

If a number is divided by 5 and 9,
the remainder for the both is 1.
What is the smallest possible number?

If Ann does a job in 8 days, and
Bob does it in 9 days, how long do
they take together? (Nearest to the 10th...)

There are 130 heads of Chickens and Dogs
together. Altogether there are 380 legs.
How many chickens are there?

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