Easy math problem(7th grade level) help me????

Question

1.)If 2 dice are tossed what is the probability of rolling a sum less than eight?

2.)If a fair tossed 8 times and heads comes up all 8 times,what is the probability that tails will come up on the 9th toss?

3.)If a pencil measures 15 cm,how many millimeters is that equivalent to??

4.)Kiko is making bread.The recipe requires 1 -3/4 cups of flour to make one loaf of bread.How many loaves of bread can he make with 5 cups of flour??

10 pts to fist correct answers

Answer 1

1)not sure

2)1/2 obviusly... it dosent matter which toss it is

3) 150

4)is it 1 minus 3/4 =1/4? then the answer is 5/(1/4)=20 else its 5/1 3/4 =2(approx)

Answer 2

people should not do your homework for you...help you yes...but not give you the answers.  You wont learn anything that way..

Answer 3

21/36

50%

150mm

2, 1/4 cup short of 3