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Class A - 12 students with the score 60%.
Class B - 8 students with the score 70%.
What is the total average score?




I have 900 dollars that I want
to split with Tom and Jerry by a ratio
of 3 to 6. How much will Tom get?




There are 270 heads of Chickens and Dogs
together. Altogether there are 800 legs.
How many chickens are there?




You borrowed $3000 for 4 years
with a 7% interest rate. What will be
the total amount needed to pay off the loan?




If you mix 800 ml of 9% alcohol
and 600 ml of 5% alcohol, what %
solution will you get? (Nearest to the 10th.)




If Ann does a job in 4 days, and
Bob does it in 6 days, how long do
they take together? (Nearest to the 10th...)




If a number is divided by 13 and 7,
the remainder for the both is 2.
What is the smallest possible number?




Mary found 45 eggs. She found 15 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 15 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 520.
The larger is 10 more than 5 times the smaller.
What is the smaller number?




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