There are 4 questions
1. find the lcm of 160, 170 and 90.
2. find sum of the number of primes between 16 to 80 and 90 to100 .
3. find the number of primes between 1 to 100 .
4. a person had rs 1 with him. he purchased a colour t. v. for
rs 16580, a motor cycle for rs 45890 and a flat for rs 87. how
much money was left with him?
explain ur answer

Question 1(multiple choice worth 1 points)(07.06 mc)a group of students must collect at least $150 to organize a science fair. they have already collected $30. which graph best represents all remaining amounts of money, in dollars, that thestudents should still collect to organize the science fair? -210 -180 -150 - 120 -90-60 -300306090 120 150 180 210-210 -180 -150 - 120 -90 -60 -30 0 30 60 90 120 150 180 210-210 -180-150 - 120 -90-60-300 30 60 90 120 150 180 210-210 -180 -150 - 120.90 -60 -30 0 30 60 90 120 150 180 210

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

Acircle has a circumference of 28.36 units what is the diameter of the circle