Item 10

Evaluate the expression. Write your answer in scientific notation.

(4.2*10^8) + (5.9*10^9) =

Rand says the greatest common factor (gcf) of 75 is 5. do you agree. axplain

At a given time of day, the ratio of the height of an object to the length of its shadow is the same for all objects. If a 4-ft stick in the ground casts a shadow of 2.4 ft, find the height of a tree that casts of shadow that is 23.04ft.

An actually director paid $90 for 12 sun visors for the softball team, how much will the athlete director pay to buy 15 more sunvisors

A used car already has 40,000 miles on its odometer. The average owner will drive 12,000 miles per year. Which function best models the linear relationship? y = 12,000x + 40,000 y = 40,000x + 12,000 y = 52,000x + 12,000 y = 12,000x - 40,000

The half-life of rhodium is about 30 seconds. you start with 500 grams. Write an equation

When solving negative one over five (x - 25) = 7, what is the correct sequence of operations? A. Multiply each side by negative one over five, add 25 to each side B. Multiply each side by 5, subtract 25 from each side C.

I am the number that is divided in a division problem

Is five ones and eight tenths bigger than fifty eight tenths

Which list shows all the positive factors of 75? A. 1, 3, 15, 25 B. 1, 5, 75 C. 1, 5, 25, 50, 75 D. 1, 3, 5, 15, 25, 75

Type the equation that shows the pattern among this set of ordered pairs. (2, 4), (3, 8), (4, 12), (5, 16)