ACT Math Practice 61D (1-20)

A fingernail grows at an average rate of 0.12 inches per month. Rip van Winkle, a character in a story by Washington Irving, slept for 20 years. If his fingernails grew at the average rate, approximately how many inches did each grow while he slept?

• 28.8

• 24.0

• 20.0

• 12.0

• 2.4

Tags

CCSS.7.EE.B.3

In the figure,  $\angle A\cong\angle D,\ \angle B\cong\angle E,\ and\ \Delta ABC\cong\Delta DEF.$  The measure of  $\angle A$  is  $20\degree.$  The measure of  $\angle F$  is  $75\degree.$  What is the measure of  $\angle B?$  

•  $20\degree$  

•  $75\degree$  

•  $85\degree$  

•  $95\degree$  

•  $105\degree$  

Tags

CCSS.HSG.CO.B.7

Shanika has a bag containing 50 pieces of candy: 6 strawberry, 12 orange, 10 lime, and 22 lemon. If Shnika randomly takes a piece of candy from the bag, what is the probability that the piece she takes is strawberry or lime?

• 
  

  $\frac{6}{50}$
  

• $\frac{10}{50}$

• $\frac{16}{50}$

• $\frac{16}{34}$

• $\frac{60}{50}$

Tags

CCSS.HSS.CP.B.7

It is estimated that each 4-ounce portion of a certain type of apple contains 60 calories. What is the estimate for the number of calories contained in a 15-ounce portion of this type of apple?

• 15

• 16

• 60

• 225

• 240

Tags

CCSS.6.NS.B.3

CCSS.6.RP.A.2

CCSS.6.RP.A.3

Dan and Kyla dined at a restaurant, and their bill was $29.74. They would like to leave a tip of approximately 15% of their bill. Which of the following is closest to this amount?

• $1.50

• $3.00

• $3.78

• $4.00

• $4.50

Tags

CCSS.5.NBT.B.7

Buyer's Buddy Supermarket is running a sale on all 4 flavors of 2-liter Zing-N-Zest soft drinks. The sale price for each 2-liter bottle is $0.59, with a limit of 6 bottles per flavor. At most, how many 2-liter bottles can be purchased for $12.89, excluding tax?

• 6

• 10

• 21

• 22

• 24

Tags

CCSS.6.EE.B.7

CCSS.6.NS.B.2

CCSS.6.NS.B.3

According to the U.S. Energy Information Administration, in 1989 the U.S. population consumed a total of 81,342 trillion British thermal units (Btu) of energy, including 5,677 trillion Btu of nuclear electric power and 2,884 trillion Btu of hydroelectric power. In scientific notation, how many more Btu of nuclear electric power were consumed than But of hydroelectric power?

(Note: 1 trillion = 1,000,000,000,000)

•  $2.457\times10^{15}$  

•  $2.793\times10^{15}$  

•  $5.250\times10^{15}$  

•  $7.567\times10^{15}$  

•  $7.846\times10^{15}$  

Tags

CCSS.8.EE.A.4

When  $3x-12y=6\ and\ \ \ \ y=-2,$  what is the value of  $x?$  

• -18

• -6

•  $\frac{4}{3}$  

• 4

• 10

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

Diastolic blood pressure tends to increase linearly with age. Suppose that the average diastolic blood pressure of 20-year-olds is 120 and the average diastolic blood pressure of 60-year-olds is 140. Given this model, what would be the average diastolic blood pressure of 50-year-olds?

• 120

• 125

• 130

• 135

• 140

Tags

CCSS.6.EE.B.7

CCSS.6.EE.C.9

The expression  $\left(2x+3\right)\left(3x-2\right)$  is equivalent to:

•  $5x+1$  

•  $5x-1$  

•  $6x^2-6$  

•  $6x^2-5x-6$  

•  $6x^2+5x-6$  

Tags

CCSS.HSA.APR.A.1