Mix453

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Mary is 20 years older than Jerry.
3 years ago, Mary was 5 times as old
as Jerry then. How old is Mary?

If Ann does a job in 3 days, and
Bob does it in 10 days, how long do
they take together? (Nearest to the 10th...)

The sum of two numbers is 231.
The larger is 11 more than 3 times the smaller.
What is the smaller number?

You borrowed $7000 for 6 years
with a 7% interest rate. What will be
the total amount needed to pay off the loan?

There are 190 heads of Chickens and Dogs
together. Altogether there are 640 legs.
How many chickens are there?

Class A - 15 students with the score 70%.
Class B - 5 students with the score 50%.
What is the total average score?

If a number is divided by 5 and 13,
the remainder for the both is 1.
What is the smallest possible number?

Mary found 40 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?

I have 600 dollars that I want
to split with Tom and Jerry by a ratio
of 2 to 4. How much will Tom get?

If you mix 600 ml of 6% alcohol
and 500 ml of 3% alcohol, what %
solution will you get? (Nearest to the 10th.)

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