Which number line model represents the expression - 2 + 4.5?

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If the interest rate is 2% how long will it take you to double your money?

The student population of a school consist of 300 girls and 500 boys. If 53% of the girls play sports, and 39% of the boys play sports, who plays more sports?

What is the coefficient of the y-term in the expression 4x 5xy-2y

Solve the question and show your work so julie checked the prices of her favorite CDs at Music Madness. What is the median for $14,$12,$15$12,$17

Three times the sum of seven and a number y

A store pays $3for a magazine. The mark up price is 5%

How do you couculate Pi? So I can continue to find the number by hand. I'm trying to beet my classmates in who can get highest but I don't know how to find the numbers.

The probability that Lexie is on time for given class is 98 percent. If there are 89 classes during the semester, what is the best estimate of the number of times out of 89 that Lexie is on time to class?

Simplify each expression (show your work) 1. 3 (2x+4) 2. - (5y-2) 3. - 5 (3n+1)

An audio cable is 16.3 dm long. How long is the cable in meters?