Frank drove 320 km in 4 hours. what was his average speed?

80

Step-by-step explanation:

You know frank drove 320 in 4hr so you do 320 divide by 4 and u get 80

it is not that hard all u have to do is plot the graph

step-by-step explanation:

$3720

step-by-step explanation:

taxable income = $31000

as per the 2018-2019 us tax bracket, the tax rate is 12% for an individual whose taxable income is between $9,526 to $38,700.

so, the tax to be paid by him = 12% of 31000

= 0.12 * 31000     [12% converted to decimal as 0.12]

= $3720