Answer:
$100
Step-by-step explanation
You just add 77 and 23 which is 100. Therefore she gave the cashier 100 dollars.
Multiply tvs sold by cost of the warranty:
17 x 20 = $340
Subtract the total warranty from total made and divide by number of TVs.
1360 - 340 = 1020
1020/17 = 60
He earns $60 per tv
Step-by-step explanation:
no
yes
no
no
the sum of all angles must be 180°