150
The answer is 870.
This is addtion. These numbers added to gether will give you 1050.
186 100 + 50 = 150 150 + 20 = 170 170 + 10 = 180 180 + 5 = 185 185 + 1 = 186 Easy see! =)
170 multiplied by 180 is 30,600
prime numbers of 170-180 = 173, 179
166; 170; 170; 171; 175; 177; 180; 180; 182; 183; 184; 185; 188; 189
8 x 180 = 1,440
prime numbers between 170 and 180 = 173, 179
180
170 + 170 = 340
It is: 180+170+185+165 = 700/4 = 175 which is the average