Mix251

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There are 220 heads of Chickens and Dogs
together. Altogether there are 640 legs.
How many chickens are there?

The sum of two numbers is 220.
The larger is 20 more than 3 times the smaller.
What is the smaller number?

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

Mary found 25 eggs. She found 14 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 you mix 300 ml of 5% alcohol
and 500 ml of 4% alcohol, what %
solution will you get? (Nearest to the 10th.)

If Ann does a job in 2 days, and
Bob does it in 7 days, how long do
they take together? (Nearest to the 10th...)

Class A - 2 students with the score 70%.
Class B - 8 students with the score 80%.
What is the total average score?

I have 700 dollars that I want
to split with Tom and Jerry by a ratio
of 3 to 4. How much will Tom get?

You borrowed $6000 for 4 years
with a 8% interest rate. What will be
the total amount needed to pay off the loan?

If a number is divided by 10 and 9,
the remainder for the both is 1.
What is the smallest possible number?

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