Mix639

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Class A - 15 students with the score 90%.
Class B - 5 students with the score 80%.
What is the total average score?




If you mix 900 ml of 7% alcohol
and 400 ml of 8% alcohol, what %
solution will you get? (Nearest to the 10th.)




I have 1000 dollars that I want
to split with Tom and Jerry by a ratio
of 5 to 5. How much will Tom get?




Mary found 52 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?



There are 120 heads of Chickens and Dogs
together. Altogether there are 400 legs.
How many chickens are there?




You borrowed $4000 for 4 years
with a 6% interest rate. What will be
the total amount needed to pay off the loan?




If Ann does a job in 6 days, and
Bob does it in 8 days, how long do
they take together? (Nearest to the 10th...)




Mary is 9 years older than Jerry.
5 years ago, Mary was 4 times as old
as Jerry then. How old is Mary?




If a number is divided by 11 and 9,
the remainder for the both is 1.
What is the smallest possible number?




The sum of two numbers is 232.
The larger is 16 more than 2 times the smaller.
What is the smaller number?




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