Cycling = 69 - (32 + 27) = 69 -59 = 10
Badminton = 62 - (32+28) = 62 - 60 =2
Archery = 63 - (27 + 28) = 63 - 55 = 8
Total for 1 sport = 10 + 2 + 8 = 20
Pupils left = 120 - 20 = 100
Pupils that picked two sports = 27 + 28 + 32 = 87
Number of pupils to pick all sports = 100 - 87 = 13
13 pupils picked all three
Answer:
x = -1
Step-by-step explanation:
17x > -17, Divide both sides by 17
17x / 17 > -17 / 17
x > -1
Answer:
7+8+9/7*8*9 = 24/504 or 0.0476
Step-by-step explanation:
The 1st one
y <x-1 and y>=-2x +4
Acute because there isn't any angle that's about 90 degrees