If x = 5, what is 2x + 3?

• 10

• 11

• 12

• 13

• 14

Tags

CCSS.6.EE.A.2C

What is the area of a rectangle with length 4 and width 3?

• A) 7

• B) 10

• C) 12

• D) 14

• E) 16

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

What is the perimeter of a square with side length 6?

• 18

• 20

• 22

• 24

• 26

Tags

CCSS.4.MD.A.3

• 1

• 1.25

• 1.5

• 1.75

• 2

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the sum of the first 10 positive integers?

• 45

• 50

• 55

• 60

• 65

Tags

CCSS.HSF-BF.B.4A

A company wants to minimize the cost of transporting goods from warehouses to stores. If the cost function is C = 5x + 3y, where x and y are the number of units transported from two different warehouses, and the demand is 100 units, how should the company allocate the transportation to minimize costs?

• 50 units from each warehouse

• 60 units from warehouse X and 40 from warehouse Y

• 70 units from warehouse X and 30 from warehouse Y

• 80 units from warehouse X and 20 from warehouse Y

• All 100 units from warehouse X

A ship sails the ocean. It left Boston with a cargo of cotton, weighing 200 tons. It is bound for Le Havre. The mainmast is broken, the cabin boy is on deck, there are 12 passengers aboard, the wind is blowing East-North-East, the clock points to a quarter past three in the afternoon, and it is the month of May. How old is the captain?

• 25 years

• 40 years

• 52 years

• Data insufficient

A dozen, a gross, and a score, Plus three times the square root of four, Divided by seven, Plus five times eleven, Equals nine squared and not a bit more.

• True

• False

Why do mathematicians celebrate March 14th?

• It's Albert Einstein's birthday.

• It's International Mathematics Day.

• The date resembles the value of pi (3.14).

• It's the start of the math competition season.