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Earn +20 ptsQ: What is 62 percent of 400?
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A chemist has one solution that is 80 percent acid and another solution that is 30 percent acid how much of the second 30 percent solution is needed to make a 400L that is 62 percent acid?
.80x+.30y=400*.62 .80x+.30y=248 This is equation one. x+y=400 x=400-y This is the second equation. .80(400-y)+.30y=248 320-.80y+.30y=248 -.50y=-72 Y=144 X=256 CHECK .80(256)+.30(144)=400(.62) 204.8+43.2=248 248=248
What is 62 percent of 100?
100% of 62 = 100% * 62 = 1 * 62 = 62
What is 62 percent of 55200?
62 percent of 55200 .62 * 55200 34224
What is 62 percent of 62?
To find 62 percent of a number, multiply the number by 0.62. In this instance, 0.62 x 62 = 38.44. Therefore, 62 percent of 62 is equal to 38.44.
What is . 6 percent of 62?
0.6 percent of 62 is 0.372
What is 33 percent out of 62?
33 percent of 62 is 20.46
What is 23 percent of 62?
23 percent of 62 = 14.26
What is 33 percent of 62?
33 percent of 62 is 20.46
What does 62 equal in percent?
62 is equal to 6200 percent.
A chemist has one solution that is 80 percent acid and another solution that is 30 percent acid How much of the second 30 percent solution is needed to make a 400 L solution that is 62 percent acid?
144liters
There are 248 students in class that did not wave a flag. This number is exactly 62 percent of the total number of students in the class. How many students are in the class?
This information tells us that (248/x) = (62/100) , by the definition of percentage. Thus x = 248*(100/62) = 400 so there are 400 students in the class.
A chemist has one solution that is 80 percent acid and another solution that is 30 percent acid How much of the first 80 percent solution is needed to make a 400 L solution that is 62 percent acid?
256 liters
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