Change 83 to 0.83
0.83 x 50 = 41.5
50-41.5 = 8.5
the learner lost 8.5 marks
Answer: <u>$22.05</u>
Step-by-step explanation:
We know,
1 gallon = $1.47
Then,
15 gallons = $1.47 * 15 = $22.05
X² - 8x + y² = 9
(x² - 8x + 16) + y² = 9 + 16
(x - 4)² + y² = 25
(x - 4)² + y² = 5²
he radius is equal to 5.