The questions is mis typed and incomplete. So if you could please re post the question so i could answer it.
Answer:
less than is saying that the number is less then a number but saying is less than you could be saying that a number is less then a number
Step-by-step explanation:
less than 7 of the cardigans are white
7 is less than 8
27:6, 36:8, 45:10 are the ratios to the right handed students to the left handed students
When two distinct parallelograms lie on a plane, the largest number of points at which they meet or intersect is 8. (see attach file to count the intersections of the 2 parallelograms).