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Masanori Takaoka Posted 10 years ago
Grammar
total vs sum
Does your city have a law that bans people from talking on cell phones while they drive? Many cities have such laws to reduce the risk of accidents and injuries. Should there also be a law that bans talking on cell phones when people cross the street? New research shows that kids who talk on phones might be placing themselves in danger when they cross in front of traffic. Researchers at the University of Alabama wanted to see if talking on a cell phone posed a danger to kids as they crossed the street. A ( ) of 77 kids (average age, 10.9 years old) participated in a virtual environment experiment.
a) number
b) sum
c) total
d) whole
the most appropriate selective to fill in the blank is (c).
But why not (b)?
What's the difference between "total" and "sum"?
Also is there any difference in the followings?
1) a total of
2) the total of
3) a sum of
4) the sum of
a) number
b) sum
c) total
d) whole
the most appropriate selective to fill in the blank is (c).
But why not (b)?
What's the difference between "total" and "sum"?
Also is there any difference in the followings?
1) a total of
2) the total of
3) a sum of
4) the sum of
Top answer
g. g. "the square on the hypotenuse is equal to the sum of the squares on the other two sides").
- g.
- g.
- "the square on the hypotenuse is equal to the sum of the squares on the other two sides").
- It is not used to indicate how many things or people.
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2 Answers
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The phrase "a/the sum of" is usually followed by an amount of money (e.g. "a/the sum of ten pounds") or a reference to a numerical addition (e.g. "the square on the hypotenuse is equal to the sum of the squares on the other two sides"). It is not used to indicate how many things or people.
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It's not just in cities. There are countries where driving while holding a phone is illegal.
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