Add.-|9| + |4|

A. -13
B. 5
C. 13
D. -5


Answer: D

Mathematics

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Solve the problem. Round your answer to 2 decimal places when necessary.The overall U.S. death rate for 60-62 year-olds is approximately 13 deaths per 1000 people. If there are about 14,954 60-62 year olds in a U.S. city, how many 60-62 year olds can be expected to die in a year in that city?

A. 1944 deaths B. 194 deaths C. 19 deaths D. 87 deaths

Mathematics

Use the circle graph to answer the question.Last year, one family ate fast food 576 times. The circle graph shows the types of food eaten for the year. Find the number of times fish was eaten.

A. 144 times B. 36 times C. 192 times D. 72 times

Mathematics

Work the chain multiplication.(20)(10)(90)

A. 17,900 B. 18,100 C. 18,000 D. 17,990

Mathematics

The decay rate of cobalt-60 is 13.08% per year. What is its half-life?

What will be an ideal response?

Mathematics