12 times more
31
In pH 3, the concentration of hydrogen ions is 10 times higher than in pH 4. Therefore, there are 10 times more hydrogen ions in pH 3 than in pH 4.
When something is "3 times more" than another quantity, it means it is three times as much as that quantity. For example, if you have 5 apples and someone else has 3 times more apples, they would have 15 apples (5 x 3 = 15). In general, to find a quantity that is "3 times more" than another, you would multiply the original quantity by 3.
7
Its advisable not do it for more than 3 or 4 times a week
Three times more is NOT defined as "triple". Rather it is "triple more". Three times MORE than 4 is NOT 12. Three times AS MUCH as 4 is 12. Three times MORE than 4 is 12 more than 4, which is 16.
3 to 4 times. Not more than that.
is 2 out of 4 more than 3 out of 4
4 times as big, or 3 times bigger
Five (5) more than (+) three times a number (3x) is (=) five times the number (5x) less (-) three (3) 5 + 3x = 5x - 3 x = 4
4x=10+3x or 10+3x=4x