A clock loses 20 seconds every hour, how many seconds will it lose in one day?

The number of seconds the given clock loses in a day is required.

The number of seconds lost by the clock in one day is 240 seconds.

The clock loses 20 seconds every hour.

A day has 24 hours.

If 20 seconds is lost every hour then the 20 seconds has to be added 24 times or the 20 has to be multiplied by 24.

So,

Learn more about algebra:

link

480 seconds per day

Step-by-step explanation:

There are 24 hours in a day, 24*20=480 seconds per day

$320 to $405

step by step explanation:

in one day he earns between $64 and $81

therefore if he works for 5 days, he will earn between 64 x 5 to 81 x 5

= $320 to $405