Mix116

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Class A - 12 students with the score 70%.
Class B - 8 students with the score 90%.
What is the total average score?

There are 230 heads of Chickens and Dogs
together. Altogether there are 720 legs.
How many chickens are there?

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

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

If Ann does a job in 4 days, and
Bob does it in 7 days, how long do
they take together? (Nearest to the 10th...)

If you mix 700 ml of 4% alcohol
and 600 ml of 4% alcohol, what %
solution will you get? (Nearest to the 10th.)

Mary found 35 eggs. She found 11 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?

If a number is divided by 13 and 7,
the remainder for the both is 3.
What is the smallest possible number?

You borrowed $9000 for 2 years
with a 8% interest rate. What will be
the total amount needed to pay off the loan?

The sum of two numbers is 267.
The larger is 21 more than 2 times the smaller.
What is the smaller number?

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