Mix530

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Mary is 15 years older than Jerry.
3 years ago, Mary was 4 times as old
as Jerry then. How old is Mary?




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...)




I have 1000 dollars that I want
to split with Tom and Jerry by a ratio
of 2 to 8. How much will Tom get?




The sum of two numbers is 483.
The larger is 19 more than 7 times the smaller.
What is the smaller number?




If a number is divided by 3 and 12,
the remainder for the both is 1.
What is the smallest possible number?




If you mix 300 ml of 9% alcohol
and 500 ml of 4% alcohol, what %
solution will you get? (Nearest to the 10th.)




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




Mary found 43 eggs. She found 7 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 160 heads of Chickens and Dogs
together. Altogether there are 540 legs.
How many chickens are there?




Class A - 15 students with the score 60%.
Class B - 5 students with the score 90%.
What is the total average score?




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