Question

The mass of four steel girders used for the construction of a building are 1.5 × 10(-3)kg ,2.6 × 10(2) kg , 3 .4 × 10(3) kg and 4.8 × 10(2)kg .Find the total weight of the steel girders.

BRACKET NUMBERS ARE REST TO POWER OF 10

Answer 1

Answer:

4140.0015kg

Step-by-step explanation:

1st girder: 1.5 * 10 ^(-3)

= 0.0015kg

2nd Girder:2.6*10^2

=260kg

3rd Girder :3.4*10^3

=3400kg

4th Girder:4.8 *10^2

=480kg

therfore, the total weight of the Girder =( 0.0015 + 260+3400+480)

= 4140.0015kg

hope it helps

thank you....

....milamarloove....

Answer 2

Answer:

5.64×10^3 kg

Step-by-step explanation:

I don't know step