Mix608

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Mary is 20 years older than Jerry.
4 years ago, Mary was 6 times as old
as Jerry then. How old is Mary?

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

There are 140 heads of Chickens and Dogs
together. Altogether there are 340 legs.
How many chickens are there?

If a number is divided by 7 and 8,
the remainder for the both is 4.
What is the smallest possible number?

If Ann does a job in 7 days, and
Bob does it in 5 days, how long do
they take together? (Nearest to the 10th...)

You borrowed $8000 for 3 years
with a 5% interest rate. What will be
the total amount needed to pay off the loan?

I have 400 dollars that I want
to split with Tom and Jerry by a ratio
of 2 to 2. How much will Tom get?

If you mix 300 ml of 7% alcohol
and 600 ml of 9% alcohol, what %
solution will you get? (Nearest to the 10th.)

The sum of two numbers is 569.
The larger is 16 more than 6 times the smaller.
What is the smaller number?

Mary found 27 eggs. She found 13 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?

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