Step-by-step explanation:
So I found the l.c.m which is 8 and I multiplied it by the numbers and then
The subtracted the both mixed numbers and I got an answer of 15/8
8/40=?/120 40x3=120 8x3=24 so 24 pages or 24/120
Answer:
a) 21
Step-by-step explanation:
If the columns are labeled a, b, c, d left to right, it appears that we have ...

The value of M is 21.
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Questions like this require that you try different combinations of operations on the numbers shown to see if you can find a relationship. Here, the left column is a perfect square, so that is a clue. The difference of the numbers in the middle columns is a factor of the number in the right column -- another clue. It takes a certain amount of creative thought and familiarity with arithmetic facts. There is no "step-by-step" for a problem like this.
Both of these variables represent a common measure used in chemistry.
The amount of material/volume is the material’s concentration.
The rate is the reaction is increase by altering the concentration.
Thirty two million, five thousand eight.
30,00,000+2,000,000+5,000+8