If a : b = 5 : 3, find 5a - 3b / 5a + 3b

Last week 40 fifth graders went on a field trip to the science museum. 25% of the students went to see the space exhibit. How many students is that? 20 of the fifth graders went to see the technology exhibit.

Are factor of 6 is 36,56,42 and 66

Shawna had $20 to spend on seven pens. After buying them she had $6. How much did each pen cost?

The expression b/c=b/c is an example of (n)

If a data set has 16 data values the number of the values in the upper quartile is

Ile to jest 5 2/5-2 3/5

Solve the inequality. |r + 3| ≥ 7

35 divided by 97.3 =

What is 4.3547 rounded to the nearest thousand

Joe's vehicle traveled 330 miles on 15 gallons of gasoline. Mike's vehicle traveled 360 miles on 18 gallons of gasoline. Which sentence correctly compares the miles per gallon traveled by these vehicles?