Problem Solving In Math Examples With Answers

Problem Solving In Math Examples With Answers-16
When she left the park, Adrianna shared another 10 pieces of bubble gum. The hobby store normally sells 10,576 trading cards per month.

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Jakob wants to invite 20 friends to his birthday, which will cost his parents $250.

If he decides to invite 15 friends instead, how much money will it cost his parents? Retta put $100.00 in a bank account that gains 20% interest annually. And if she makes no withdrawals, how much money will be in the account after 1 year? How much gas did he use in total for the two years?

Adrianna has 10 pieces of gum to share with her friends.

There wasn’t enough gum for all her friends, so she went to the store to get 3 more pieces of gum. Adrianna has 10 pieces of gum to share with her friends.

Which band has the higher ratio of trumpet to saxophone players?

Mary surveyed students in her school to find out what their favourite sports were.We know there are seven days in the week, so: d e = 7 And she trains 27 hours in a week, with d 5 hour days and e 3 hour days: 5d 3e = 27 We are being asked for how many days she trains for 5 hours: d Solve: The number of "5 hour" days is 3 Check: She trains for 5 hours on 3 days a week, so she must train for 3 hours a day on the other 4 days of the week.3 × 5 hours = 15 hours, plus 4 × 3 hours = 12 hours gives a total of 27 hours So Joel’s normal rate of pay is per hour Check Joel’s normal rate of pay is per hour, so his overtime rate is 1¼ × per hour = per hour.How many more trading cards did the hobby store sell in July compared with a normal month?Lana has 3 bags with the same amount of marbles in them, totaling 12 marbles. If you take 1 piece of chalk away from each chalkboard, how many will there be in total?How many kilometres did the students run on Thursday? To make the Leaning Tower of Pisa from spaghetti, Mrs. Her students were able to make 10 leaning towers in total.How many kilograms of spaghetti does it take to make 1 leaning tower?Check There are now 16 boys and 12 girls, so the ratio of boys to girls is 16 : 12 = 4 : 3 At the start of the year there were 20 boys and 10 girls, so the ratio was 20 : 10 = 2 : 1 Consecutive means one after the other.And they are even, so they could be 2 and 4, or 4 and 6, etc.Check −14: −14(−14 2) = (−14)×(−12) = 168 YES Check 12: 12(12 2) = 12×14 = 168 YES So there are two solutions: -14 and -12 is one, 12 and 14 is the other.Note: we could have also tried "guess and check": And so L = 8 or −14 There are two solutions to the quadratic equation, but only one of them is possible since the length of the room cannot be negative!

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