I'm the introduction, the situations that should require the use of a calculator are?

If the perimeter of rectangle is 68cm if the diagonal is 26cm find dimensions

Nick says 2 1/4 equals 4 : 9. Is he correct? Explain.

The price of a share of stock in Hilton (hotel) Company rose on Tuesday to a new 52 week high of $38.50. Last month the price was $21.30. What was the percentage increase? (use the % symbol in your answe

Which is closest to the area of a circle that has a radius of 6 cm? Use 3.14 A. 19 square centimeters B. 38 square centimeters C. 75 square centimeters D. 113 square centimeters

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Catherine is considering two new cell phone plans. She doesn't want to spend more for minutes she won't use. One plan allows up to 250 minutes per month for $49, and the other plan allows up to 350 minutes per month for $65.

What is the value of the variable that makes the statement true? a + (-7) + 3=0 A. - 4 B.-3 C. 4 D. 7

Bonny Blair of the United States set a world record in speed skating when she skated 5.00 x 10' m with an average speed of 12.92 m/s. Suppose Blair crossed the finish line at this speed and then skated to a stop.

The table below shows the values of y for different values of x: x y 0 0 1 8 2 16 3 24 Which equation shows the relationship between x and y? A. x = 8y B. y = 8x C. y = 8 + x D. x = 8 + y

What is 25 percent of 100