MATH TOURNAMENT

John is twice as old as his friend Peter. Peter is 5 years older than Alice. In 5 years, John will be three times as old as Alice. How old is Peter now?

• 5 yrs old

• 6 yrs old

• 15 yrs old

• 12 yrs old

Tyler can mow the lawn in 40 minutes and Joseph can mow the lawn in 60 minutes. How long will it take for them to mow the lawn together?

• 20 mins

• 22 mins

• 24 mins

• 50 mins

Wednesday can paint a house in 15 hours. Enid can paint a house in 30 hours. How long will it take them working together?

• 10 hrs

• 11 hrs

• 12 hrs

• 13 hrs

Mrs. Thornhill has 20 ounces of a 20% of salt solution, How much salt should she add to make it a 25% solution?

• 4/3

• 5/3

• 2

• 7/3

A salesman sold twice as much pears in the afternoon than in the morning. If he sold 360 kilograms of pears that day, how many kilograms did he sell in the morning?

• 360 kg

• 240 kg

• 120 kg

• 60 kg

A salesman sold twice as much pears in the afternoon than in the morning. If he sold 360 kilograms of pears that day, how many kilograms did he sell in the afternoon?

• 360 kg

• 240 kg

• 120 kg

• 60 kg

Find the mean in the following set of data

85, 88, 88, 90, 91, 83, 86, 85

• 86

• 87

• 90

• 91

Find the median in the following set of data:

85, 88, 88, 90, 91, 83, 86, 85

• 86

• 87

• 88

• 89

Determine what type of mode is in this set

85, 88, 88, 90, 91, 83, 86, 85

• unimodal

• bimodal

• multimodal

• no mode

What is the most commonly used measure of central tendency?

• Mean

• Median

• Mode

• Range