11.5% × 350 =
(11.5 ÷ 100) × 350 =
(11.5 × 350) ÷ 100 =
4,025 ÷ 100 =
40.25

Explanation:
The triangle is right angled.
The formula for area of the triangle:

base = 3
height = 4
substitute the values:
The total number of dancers in the school is 150.
Answer
263/999
Step-by-step explanation:
45/5 = 9 jams a day
x/7 = 9
x= 63 jams a day
Hope this helps!