There are 420 students in kindergarten through third grade if 1/4 of the students are in first grade 20% are in the second grade and 115 students are in the third grade how many students are in kindergarten explain

State the degree 5r^2s^3t^4

Factor 6a2 - 10a - 24. A) (3a + 4) (2a - 6) B) (3a - 4) (2a + 6) C) (3a + 3) (2a - 8) D) (3a - 8) (2a + 3)

The following is the frequency distribution for the speeds of a sample of automobiles traveling on an interstate highway. Speed Miles per Hour Frequency 50 - 54 2 55 - 59 4 60 - 64 5 65 - 69 10 70 - 74 9 75 - 79 5 Refer to Exhibit 3-4.

Leo's Lawn Care charges $72 for the first hour of mowing, plus $45 for each additional hour. which equation represents this situation. select two answers

Convert 2845 inches per second to miles per hour. Round to one decimal place.

A. A band leaves a free T-Shirt under every 6th seat at a concert. They leave a free backstage pass under every 4th Street. Which of these seat numbers get a free T-SHirt? Which Get a backstage pass? Which get both? Explain Your reasoning

Which expression is equivalent to 7w - 7z + 4w - 5z?

Angles DAB measure (4x-2) and angles BCD measures 47 degrees. find x

Which expression is equivalent to the following expression? 3 (2x + 3) 5x + 6 6x + 6 6x + 9 5x + 9

Use compatible numbers to find two estimates 33 divided by 2242