Kaia bought some ribbon for wrapping gifts. The ribbon cost $0.21 per centimeter. She bought 450 millimeters of ribbon.

How much did Kaia pay for the ribbon?

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Which of the following statements describes the absolute value of a number "a"? A) The opposite value of a number "a" can be represented by the absolute value of a number "a.

There were 850 students at Franklin Middle School last year. The student population is expected to increase by 20% next year. What will the new popluation be?

Find a + b, 2a + 3b, |a|, and |a - b|. a = 5i + j, b = i - 3j

What is the solution 21=42-3r

A toy store sold 405 dolls it sold equal number of dolls each month for 8 months and also sold a few extra dolls during the last month how many extra dolls were sold during the last month

Which decimal is equal to 2/5 0.6 0.15 0.2 0.3 0.4

At the end of one day, the value of a share of a certain stock was $12. Over the next three days, the change in the value of the share was $-1, then, $-1, and then $3. Write an expression that descrines the situation.

max travels 50 miles in one hour. At this rate, how long will it take him to reach a city that is 650 miles away?

Which property is demonstrated by the following statement? 15+w + (-12) = 15-12+w

9 m 7 m (23 m) What is the area