Answer:
453
Step-by-step explanation:
because we multiply the value with the equation
1) Answer:

2) Answer:

The answer for first equation is, option B.
and the Answer for Second equation is option D.
1.742 x 10^-3
<em>This is because you have to move the decimal so there is no non zero digits left in the decimal point and if the number of decimal places you move will be the exponent on the "10". If you move the decimal to the right it will be a negative and if you move it to the left it will be a positive.
</em>
It had a 150% increase in price
100* 1.5 = 150
150+100 = 250
Just squish the two equations into one equation and idk im just typing this because i apparently need a twenty character long answer