How much of a 15% acid solution must be mixed with a solution containing 35% solution should result in 20 gallons of a 20% solution?

Which is greater? -4.2x-5.4 vs - 4.3x-4

An ice cream company gave 8% of the price of an ice cream cone to charity. if an ice cream cone costs $1.00, how much money will go to charity?

A recipe includes 9 cups of flour and three fourths cup of milk. Write the ratio of the amount of flour to the amount of milk as a fraction in simplest form

How can I trick my teachers into thinking I did the work for school (online)

The equation 1*10 = 10 represents the first way that Nancy can arrange the posters. writ three more equation to represent all of the ways that Nancy can arrange the posters. factor pairs

The diameter of a human hair is 9*10^-5 meters. The diameter of a spiders silk is 3*10^-6 meters. How much greater is the diameter of a humans hair than a spiders silk?

Kelly is reading an 858-page book. During the past 6 days she has read 468 pages. At this rate, how many more days will it take her to complete

How to calculate the area of trapezium by only giving one base?

The product of 4 and a number plus the product of 3 and the same number is 35. What is the number

Here are the iq test scores of 31 seventh-grade girls in a midwest school district: 114 100 104 89 102 91 114 114 103 105 108 130 120 132 111 128 118 119 86 72 111 103 74 112 107 103 98 96 112 112 93 these 31 girls are an srs of all seventh-grade