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MAT 1012 Spring 2009 Test - Unit Conversions and Percentages - Prof. Nancy Molik, Exams of Elementary Mathematics

A test for mat 1012 class held in spring 2009. The test covers unit conversions and percentages. Students are required to simplify their answers and show their work. Questions include converting measurements between different units, writing decimals as percentages, and writing percentages as decimals.

Typology: Exams

Pre 2010

Uploaded on 08/17/2009

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Test 4 MAT 1012 Spring 2009 Name ___________________________
Simplify all answers and show your work!
1) 29 mm = _________ m 2) 3 gallons = _______ qts 3) 4
4
3ft = ________ in.
4) 160 min = _________ hrs 5) 7.3 kg = ___________ g 6) 21 in = _________ cm
(1 in = 2.54 cm)
7) 6 ft 1 in = _________ in 8) 7 lbs 12 oz = _________ lb. 9) 3 m 12 cm = __________ m
10) Write the following decimals as percents:
a) 0.09 b) 0.123 c) 2.6
11) Write the following percents as decimals:
a) 0.5% b) 16% c) 189.2%
12) Tim weighs 187 pounds. How much does 13) Write as a fraction in lowest terms:
Tim weigh in kilograms? (2.2 lbs 1 kg.) a) 37.5% b) %
3
2
41
14) The low temperature for a day in June is 65o 15) Jerica buys 4 m 25 cm of cord at $1.49
Fahrenheit. What is this temperature in degrees per meter. How much does this cord cost?
Celsius? ( 32
5
9+= CF ,
9
)32(5
=
F
C)
pf2

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Test 4 MAT 1012 Spring 2009 Name ___________________________

Simplify all answers and show your work!

  1. 29 mm = _________ m 2) 3 gallons = _______ qts 3) 4 4

ft = ________ in.

  1. 160 min = _________ hrs 5) 7.3 kg = ___________ g 6) 21 in = _________ cm (1 in = 2.54 cm)

  2. 6 ft 1 in = _________ in 8) 7 lbs 12 oz = _________ lb. 9) 3 m 12 cm = __________ m

  3. Write the following decimals as percents: a) 0.09 b) 0.123 c) 2.

  4. Write the following percents as decimals: a) 0.5% b) 16% c) 189.2%

  5. Tim weighs 187 pounds. How much does 13) Write as a fraction in lowest terms:

Tim weigh in kilograms? (2.2 lbs ≈ 1 kg.) a) 37.5% b) % 3

  1. The low temperature for a day in June is 65o^ 15) Jerica buys 4 m 25 cm of cord at $1. Fahrenheit. What is this temperature in degrees per meter. How much does this cord cost?

Celsius? ( 32 5

F = C + ,

F

C )

  1. Brenda needs 2 quarts of chicken stock for a recipe. She has 4

2 pints of chicken stock on hand. How

many more pints of chicken stock does she need for her recipe?

  1. A laboratory assistant is in charge of ordering acid for 30 students in a chemistry class. Each student will need 60 ml of acid, and the acid is sold by the supply company by the whole liter. How many liters should be ordered so that there is enough for everyone?

  2. The Effingham Fire Department received 17 false alarms out of a total of 124 alarms received. What percent of the alarms received were false alarms? (Round to the nearest tenth of a percent.)

  3. Gasoline rose from $2.12 per gallon the week 20) A pre-school teacher makes $21,000 in 2009 before a holiday weekend to $2.25 per gallon during and is getting a raise of 3% for 2010. What will the holiday weekend. What was the percent of her salary be in 2010? increase in the price of gasoline during this time? (Round to the nearest percent.)

  4. Wiring was found to be defective in 0.6% of 22) Laney buys a $58 sweater for 35% off. The homes tested over a 10-year period. If this is 21 sales tax on the sweater is 6%. What is the total homes, how many homes were tested for wiring cost of the sweater? (Round to the nearest cent.) defects?