Mix276

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Class A - 18 students with the score 70%.
Class B - 2 students with the score 90%.
What is the total average score?

There are 180 heads of Chickens and Dogs
together. Altogether there are 520 legs.
How many chickens are there?

Mary is 18 years older than Jerry.
4 years ago, Mary was 4 times as old
as Jerry then. How old is Mary?

The sum of two numbers is 707.
The larger is 14 more than 6 times the smaller.
What is the smaller number?

If you mix 400 ml of 3% alcohol
and 700 ml of 8% alcohol, what %
solution will you get? (Nearest to the 10th.)

If a number is divided by 11 and 12,
the remainder for the both is 6.
What is the smallest possible number?

Mary found 51 eggs. She found 17 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 Ann does a job in 5 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 2 to 5. How much will Tom get?

You borrowed $5000 for 5 years
with a 7% interest rate. What will be
the total amount needed to pay off the loan?

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