Exercises on division of lines into equal parts and ratio of parts. 1. Construct line AB 60 mm long and divide it into 6 equal parts.

2. Construct line AB 70 mm long and divide it into 5 equal parts.

3. Construct line DE 45 mm long and divide it into 7 equal parts.

4. Construct line GH 50 mm long and divide it into the ratio 1:4 in two parts.

5. Construct line KL 65 mm long and divide it into the ratio 2:3:4 in three parts.

just ned answers plz ty

Aswimming pool has an input pump for filling the pool and an output pump for emptying the pool. the input pump can fill the pool in 3 hours, and the output pump can drain the pool in 5 hours. as you go to bed, the pool is full, but a neighbor’s kid turns on the output pump. at midnight, you awake to find the pool half empty. immediately, you turn on the input pump, but you are sleepy and forget to turn off the output pump. at what time will the pool become full?

Leo is going to use a random number generator 4 0 0 400 times. each time he uses it, he will get a 1 , 2 , 3 , 4 , 1,2,3,4, or 5 5. what is the best prediction for the number of times that leo will get an odd number?

Jacob signs up to work for 2 1/2 hours at the school carnival. if each work shift is 3/4 hour, how many shifts will jacob work? (i just want to double check : |, for anybody that responds! : )