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To extinguish a fire with a portable extinguisher, a person must: A. Both choices are correct. B. Know how to actuate the unit. C. Know how to apply the agent effectively.
answered
May 16, 2018
Health
high-school
1
vote
135k
views
Mary is 14 years old, with a resting heart rate of 70 beats per minute. What is her maximum heart rate?
answered
Apr 21, 2018
Health
middle-school
6
votes
130k
views
What is the surface area of a triangular pyramid which has 3 sides with a length of 7 cm each and a height of 10 cm
answered
Feb 23, 2018
Mathematics
middle-school
5
votes
143k
views
A trapezoid is 6 1/2 feet tall. Its bases are 9.2 feet and 8 feet long. What is the area of the trapezoid?
answered
Feb 1, 2018
Mathematics
middle-school
6
votes
86.3k
views
A machine factory produces 2 parts per second. One shift is 10 hours long. What is the production rate, in parts per shift?
answered
Sep 8, 2017
Mathematics
high-school
4
votes
184k
views
Write and solve a real world problem about finding the percent of a number
answered
Feb 19, 2017
Mathematics
middle-school
4
votes
46.4k
views
When dealing with the occurrence of more than one event, what is one way to determine all possible combinations? a. tree diagram c. experiment b. sample space d. theoretical probability
answered
Feb 14, 2017
Mathematics
high-school
0
votes
16.8k
views
Which is a risk of using smokeless tobacco? a. dental problems b. tongue and gum problems c. throat and mouth cancer d. all of the above
answered
Jan 20, 2017
Health
high-school
6
votes
108k
views
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