Answer:
Approximately 17%
Step-by-step explanation:
To find what percent 9 is of 51.89, you have to divide 9 by 51.89.
9/51.89 is 0.17344...
Since they said approximately, you can round 0.17344 to 0.17, which is equal to 17%.
Answer:
7 students play an instrument.
Calculation:
35=100%
20%=[20×35]÷100
=7
Answer:
7y + 2x + 34 = 0
Step-by-step explanation:
The gradient for perpendicular, m = -2/7
The formular equation, y - y1 = m(x - x1)
The equation of line through (4, -6) is:
y - (-6) = -2/7(x - 4)
y + 6 = -2x/7 + 8/7
7y + 42 + 2x - 8 = 0
7y + 2x + 34 = 0
