Mix845

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

If you mix 800 ml of 4% alcohol
and 600 ml of 8% alcohol, what %
solution will you get? (Nearest to the 10th.)

Class A - 3 students with the score 80%.
Class B - 7 students with the score 70%.
What is the total average score?

There are 190 heads of Chickens and Dogs
together. Altogether there are 520 legs.
How many chickens are there?

If a number is divided by 10 and 13,
the remainder for the both is 2.
What is the smallest possible number?

The sum of two numbers is 289.
The larger is 13 more than 2 times the smaller.
What is the smaller number?

Mary found 41 eggs. She found 7 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?

You borrowed $10000 for 7 years
with a 7% interest rate. What will be
the total amount needed to pay off the loan?

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

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?

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