3 years ago

A high-speed train passes through a 5.4 km long tunnel completely in 1 minute 7.68 seconds.

Mathematics

1 answer:

xenn [34]3 years ago

3 0

Answer:

Step-by-step explanation:

Speed time= distance

Change in/h into m/s by multiplyingby 5/18

=300×5/18=83.33

Time in sec=(1×60)+7.68=67.68

83.33×67.68=5640m

You might be interested in

A school has 500 students. 340 are boys

bogdanovich [222]

Answer:

p = 8/25

Step-by-step explanation:

500 - 340 = 160 girls

p = 160/500

p = 8/25

5 0

2 years ago

Pls help extra points

Masteriza [31]

Answer:

3,6,9,27 and 2,4,6,18

Step-by-step explanation:

It simple

4 0

2 years ago

What’s the geometric mean between 7 and 28 ?

Yuki888 [10]

I believe the mean its 14!

5 0

3 years ago

What is 3 - 1 x 4 pls answer need help with this I’m getting -1 and 8

MatroZZZ [7]

Answer: -1

Step-by-step explanation:

Considering order of operations, multiplication takes a higher precedent than subtraction. Therefore, you do the multiplication first.

$\implies3-1\times4\\\implies3-4\\\implies\large\boxed{-1}$

7 0

1 year ago

Read 2 more answers

In the number 7725 which place contain digits where one digit is ten times as great as the other

Tcecarenko [31]

The 7s digit there you go

8 0

3 years ago