In a survey of some students, it was found that 60% of students studied Maths and 40% studied science. If 40
students studied both the subjects and 10% didn't study any
of the subjects. By drawing a Venn-diagram, find the ratio of
the no. of students who studied science to the total number of
students.​

Tod does not have any cookies. david gives jeff 8 cookies. then he splits half of the cookies he has left with tod. david let’s c represent the number of cookies that he starts with. he finds the number of cookies that tod has is 1/2 the difference of c and 8. write an expression to represent the number of cookies that tod has.

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50.

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test