Question

7 A spaceship travels at the rate of 4210
km/hr. Express in scientific notation the
time it will take to cover 3350 km​

Answer 1

Hi mate

Here is ur answer ⤵

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$\sf{\: time \: required = \frac{distance}{speed} }$

$\sf{ \frac{3350}{(4210 \times {10}^{2} )} } = 79$

Answer 2

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timerequired=

speed

distance

\sf{ \frac{3350}{(4210 \times {10}^{2} )} } = 79

(4210×10

2

)

3350

=79