Problem Solving (Misc.)
Whole numbers are said to be abundant, deficient, or perfect. A whole number is abundant if the sum of its proper divisors is greater than the whole number.
The 3rd Thursday in April (April 16, 2020) is National High Five Day! While giving high fives is not recommended during this health crisis, we can mark the occasion with some math instead and look forward to when we can all celebrate with high fives again!
Luis plans to purchase some new baseball bats and gloves before spring training begins. Luis wants to buy the same bats and gloves he purchased last spring, but he can’t remember the price of each item. Luis recalls making two purchases last spring, each totaling $135 and both tax exempt. The first purchase was for a glove and three bats. The second purchase was for two gloves and a bat.
Surya is competing in a triathlon that includes swimming, bicycling and running. For the first two segments of the race, Surya swam at an average rate of 4 kilometers per hour and bicycled at an average rate of 40 kilometers per hour. It took 81.75 minutes for Surya to swim and cycle a combined total of 43.29 kilometers, completing the first two segments of the race. How long, in minutes, did it take him to complete the swimming portion of the race?
Saturday is Pi Day! For all of the following calculations, use 3.14 for pi.
In honor of Pi Day, Wilma’s class is having a pie party. Wilma brought in her favorite kind of pie - apple. When she cuts her slice of pie it has a central angle of 60 degrees. If the diameter of the pie was 10 inches, what is the area of Wilma’s slice of pie? Express your answer as a decimal to the nearest tenth.
First, find the area of the whole pie.
Today's Problem: Electrical Engineering
Today's Problem: Systems and Software Engineering
A local charity is wrapping holiday gifts for local needy families. When 8 volunteers work together, they can get all of the gifts wrapped and distributed in 6 hours. How many hours would it have taken if there had been 12 volunteers, each working at the same rate?
Abby, Brenda, Celia, Denise and Elizabeth are going to their town’s annual hayride. Tickets cost $8.00 for people 12 years old and older but only $5.00 for people 11 years old and younger. The total price for their five tickets is $31.00. How many people in the group are 12 years old or older?
Grady, Sophia and Ella Zappone were going trick-or-treating together down a long road with houses only on the right side of the street. The addresses of the first three houses were 296 Boo Blvd, 300 Boo Blvd and 304 Boo Blvd, and the house numbers continued to increase by 4 down the entire road. The kids decided to take turns knocking on the doors of the houses, so that Grady knocked at house 296, Sophia knocked at house 300, Ella knocked at house 304, and then Grady started the sequence over at house 308. Grady will knock on the doors of a lot of houses. When Grady gets to the first ho