7th Grade Math 7th Week

Determine whether the ratios 7/12 and 14/25 form a
proportion. Justify your answer.

• Yes, they are both percents.
• No, they are unit rates.
• Yes, their cross products are equal
• No, their cross products are not equal.

Tags

CCSS.7.RP.A.2A

If 10 gallons of punch are needed for 110 people, how many people will 35 gallons serve?

• 385 people
• 31 people
• 85 people
• 77 people

Tags

CCSS.6.RP.A.3B

Solve. 7/11 = x/44

• x = 7
• x = 28
• x = 14
• x = 35

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

In a recent survey, 336 out of 500 people chose Reallygood Cola as their favorite soft drink. If a similar survey was conducted out of 2,000 people, how many people would chose Reallygood Cola as their favorite soft drink?

• 1,344 people
• 1,000 people
• 672 people
• 1,680 people

Tags

CCSS.7.RP.A.3

Which pair of ratios forms a proportion?

• 8/16 and 10/21
• 6/9 and 9/12
• 6/15 and 10/15
• 4/14 and 6/27

Tags

CCSS.7.RP.A.2A

13 yards equals how many meters, if 1 yard equals 0.91 meters?

• 13 meters
• 9.8 meters
• 11.83 meters
• 3 meters

14 kilograms equals ______ pounds?
(1kg = 2.2 lbs)

• 6.8 lbs
• 30.8 lbs
• 198 lbs
• 0.63 lbs

About how many centimeters are in a 12 inch ruler?  (1 in = 2.54 cm)

• 3 cm
• 300 cm
• 30 cm
• 0.3 cm

13 meters equals how many yards?
(1 m = 1.09 yd)

• 141.7 yards
• 1417 yards
• 14.17 yards
• 1.417 yards

The height of a large tree is 15 yards.  About how many meters is the tree if 1 yard = 0.91 meters?

• 13 meters
• 1365 meters
• 14 meters
• 136 meters