Mathematics, 20.09.2019 07:50 GreenHerbz206
In a lab, a 30% acid solution is being mixed with a 5% acid solution to create a 10% acid solution. what is the ratio of the amount of the 30% solution to the amount of 5% solution used to create the 10% solution? if anyone comes across this question i guessed at it, but the correct answer is 1: 4.
Answers: 1
Mathematics, 21.06.2019 17:00
For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is
Answers: 2
Mathematics, 21.06.2019 21:00
Out of $20$ creepy-crawly creatures in a room, $80\%$ are flies and $20\%$ are spiders. if $s\%$ of the total legs belong to spiders, what is $s$?
Answers: 2
In a lab, a 30% acid solution is being mixed with a 5% acid solution to create a 10% acid solution....
Computers and Technology, 07.12.2019 06:31