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I'm dumb and need help.

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2 I'm dumb and need help.

The sales tax rate is 5.5%. Find the tax paid for a coat that costs $60. A$33.00

B  $3.30 C$0.92

D  $0.09 Choose an appropriate unit of measurement for the mass of a peanut. A kilogram B milligram C gram D kilometer Jonah needs to purchase 30 juice packs for his class. While shopping, Jonah discovers the following prices for comparable juice packs. Which offers the best unit price? A 15 packs for$3.95

B 5 packs for $2.20 C 20 packs for$6.20

D 10 packs for $3.20 Find the unit rate. Round to the nearest tenth, if necessary. 344 miles in 11 hours A 344 miles/hour B 3784 miles/hour C 0.03 miles/hour D 31.27 miles/hour . Use dimensional analysis to convert the measure. 447 cm = ? m A 4.47 B 44.7 C 44,700 D 4,470 Coree can type 5,349 words in one hour. Convert this rate to words per minute. A 32,094 words per minute B 320,940 words per minute C 89.2 words per minute D 891.5 words per minute Find the unit rate. Round to the nearest tenth, if necessary. In 10 months, 62.6 gallons were used. A 6.3 gallons/month B 10 gallons/month C 0.16 gallons/month D 626 gallons/month The price of 8.4 ounces of crackers is$2.42. What is the unit price? Round your answer to the nearest cent

A $0.15 per ounce B$3.47 per ounce

C $28.81 per ounce D$0.29 per ounce

Use dimensional analysis to convert the measure. There are 16 ounces in a pound.
38 oz = ? lb

A 152

B 4.75

C 608

D 2.38

Choose an appropriate unit of measurement.
Capacity of a soda can.

A gallons

B pints

C quarts

D fluid ounces

Jun 21, 2018
edited by AshleyGordo  Jun 21, 2018

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The sales tax rate is 5.5%. Find the tax paid for a coat that costs $60. 5.5% means =5.5 / 100 =0.055 0.055 x$60 =$3.30 - sales tax on the coat. Jun 21, 2018 #2 0 The sales tax rate is 5.5%. Find the tax paid for a coat that costs$60.

A  $33.00 B$3.30

C  $0.92 D$0.09

$60 * 0.055 (divide by 100 to turn into decimal) =$3.30 tax paid

Choose an appropriate unit of measurement for the mass of a peanut.

A kilogram

B milligram

C gram

D kilometer

Jonah needs to purchase 30 juice packs for his class. While shopping, Jonah discovers the following prices for comparable juice packs. Which offers the best unit price?

A 15 packs for $3.95 B 5 packs for$2.20

C 20 packs for $6.20 D 10 packs for$3.20

3.95/15=0.26 per 1 pack (cheapest)

2.20/5=0.44 per 1 pack (most expensive)

6.20/20=0.31 per 1 pack

3.20/10=0.32 per 1 pack

Find the unit rate. Round to the nearest tenth, if necessary.

344 miles in 11 hours

A 344 miles/hour

B 3784 miles/hour

C 0.03 miles/hour

D 31.27 miles/hour

344/11=31.3

Use dimensional analysis to convert the measure.
447 cm = ? m

A 4.47

B 44.7

C 44,700

D 4,470

447cm to ? m

(divide by 100) since 1 cm = 0.01 m

447cm/100=4.47 m

Coree can type 5,349 words in one hour. Convert this rate to words per minute.

A 32,094 words per minute

B 320,940 words per minute

C 89.2 words per minute

D 891.5 words per minute

5349/60 (60 minutes in one hour)= 89.15

Find the unit rate. Round to the nearest tenth, if necessary.

In 10 months, 62.6 gallons were used.

A 6.3 gallons/month

B 10 gallons/month

C 0.16 gallons/month

D 626 gallons/month

62.6/10=6.3 gallons/months

The price of 8.4 ounces of crackers is $2.42. What is the unit price? Round your answer to the nearest cent A$0.15 per ounce

B $3.47 per ounce C$28.81 per ounce

D $0.29 per ounce 2.42/8.4=0.29 per ounce If unsure what to divide, set up as proportion $$\frac{8.4 ounces}{2.42}=\frac{1 ounces}{x}$$cross multiply, 8.4x=2.42, divide both sides by 8.4, 2.42/8.4=$0.29 per ounce

Use dimensional analysis to convert the measure. There are 16 ounces in a pound.
38 oz = ? lb

A 152

B 4.75

C 608

D 2.38

$$\frac{16 ounces}{1 pound}=\frac{38 ounces}{x pound}$$=2.38

Choose an appropriate unit of measurement.
Capacity of a soda can.

A gallons

B pints

C quarts

D fluid ounces

Jun 21, 2018