Mix707

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Class A - 3 students with the score 70%.
Class B - 7 students with the score 90%.
What is the total average score?

If Ann does a job in 2 days, and
Bob does it in 8 days, how long do
they take together? (Nearest to the 10th...)

You borrowed $9000 for 4 years
with a 7% interest rate. What will be
the total amount needed to pay off the loan?

The sum of two numbers is 453.
The larger is 9 more than 5 times the smaller.
What is the smaller number?

Mary is 12 years older than Jerry.
8 years ago, Mary was 3 times as old
as Jerry then. How old is Mary?

If you mix 400 ml of 4% alcohol
and 800 ml of 7% alcohol, what %
solution will you get? (Nearest to the 10th.)

If a number is divided by 8 and 9,
the remainder for the both is 4.
What is the smallest possible number?

Mary found 30 eggs. She found 9 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 4 to 3. How much will Tom get?

There are 270 heads of Chickens and Dogs
together. Altogether there are 800 legs.
How many chickens are there?

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