Pease me on my math homework it’s my dads birthday and i have so much

2. $56= 8 hours
Want find out 42.5 hours earn how much
56 divide 8 = $7
42.5x7= 297.5

3. 40meters = 6 seconds
Need find out how many seconds of 1 meter
40 divide 6=6.6
120x6.6= 792 seconds = 13 hours and half 13.5

the law of definite proportions states samples of a compound will always contain the same proportion of elements by mass. in other words, a given compound will always contain the same elements in the same proportions by mass.the law of multiple proportions states when two elements combine with each other to form more than one compound, then the weights of one element that combine with a fixed weight of the other are in a ratio of small whole numbers.