IF we have a full 100% and we can increase the percentage by adding x’s and decrease it by adding y’s.. if 26 x’s and 7 y’s make the percentage 79% how much of an effect does x and y hold?

I'm having trouble setting up the equation for and solving this problem: Two factory plants are making tv panels. Yesterday Plant A produced 2000 fewer panels than Plant B did. 4% of the panels...

Hello, I was able to solve the percent mix problem before this one, but this just has me stumped for some reason. I'm having trouble understanding how to step up mixture equations.   Two...

Say you invest \$100 in the stock market. It goes up by 10% (now \$110). The stock then reduces by 10% from the new value (now \$99). If you do the same in the opposite order (reduce 10%, then add 10%),...

A charity worker receives a wage increase from £185 per week to £200 per week. What is the percentage increas?

Looks like taking 1030.00 in sales x 4.4 gives me a sales projection of 4500. per mo. and 1500. in profit so roughly 3000. in cost. If I increase that cost to 13,000. by adding the expert and the...

Incoming letters in the town office either go to 3 mail rooms for sorting, or are left unassigned. In August where 1,250 letters came in, 20% went to mail room A, 40% went to mail room B and 10% were...

1) In 2008, a basic insurance cover on a small car cost £450 yearly. Etienne wanted to but insurance on his care, but found that because he was under 25 years of age, there was a 35% surcharge. i)How...

1) In 2008, a basic insurance cover on a small car cost £450 yearly. Etienne wanted to but insurance on his care, but found that because he was under 25 years of age, there was a 35% surcharge. i)How...

1) In 2008, a basic insurance cover on a small car cost £450 yearly. Etienne wanted to but insurance on his care, but found that because he was under 25 years of age, there was a 35% surcharge. i)How...

At halftime, Boarwarts Academy had scored all of the points so far in their annual match against Range Hill School. In the second half, each side scored three points. At the end of the match Boarwart...

In a certain class, percentage of students who increased their average grade during spring term compared to that of the fall term was recorded between 6.9% and 7.1%. What could be the least possible...