A car journey is in two stages. Stage 1 The car travels 84 miles in 3 hours.
Stage 2 The car travels 35 miles at the same average speed as stage 1.
Work out the time for stage 2, giving your answer in minutes.
Your final line must say, Time = ... mins.

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.