Mix166

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The sum of two numbers is 407.
The larger is 17 more than 4 times the smaller.
What is the smaller number?

Class A - 3 students with the score 70%.
Class B - 7 students with the score 40%.
What is the total average score?

Mary found 42 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?

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

If a number is divided by 6 and 9,
the remainder for the both is 5.
What is the smallest possible number?

If you mix 700 ml of 3% alcohol
and 300 ml of 4% alcohol, what %
solution will you get? (Nearest to the 10th.)

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

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

There are 140 heads of Chickens and Dogs
together. Altogether there are 400 legs.
How many chickens are there?

You borrowed $4000 for 4 years
with a 8% interest rate. What will be
the total amount needed to pay off the loan?

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