Mix415

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

If a number is divided by 6 and 7,
the remainder for the both is 3.
What is the smallest possible number?

Class A - 13 students with the score 60%.
Class B - 7 students with the score 50%.
What is the total average score?

If you mix 500 ml of 3% alcohol
and 700 ml of 5% alcohol, what %
solution will you get? (Nearest to the 10th.)

Mary found 40 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?

You borrowed $9000 for 5 years
with a 8% interest rate. What will be
the total amount needed to pay off the loan?

The sum of two numbers is 495.
The larger is 10 more than 4 times the smaller.
What is the smaller number?

If Ann does a job in 6 days, and
Bob does it in 4 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 4 to 3. How much will Tom get?

There are 170 heads of Chickens and Dogs
together. Altogether there are 460 legs.
How many chickens are there?

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