Class T-shirts costs $8.50. Already, 112 have been sold. How many more T-shirts x must be sold to earn at least $1275? Write your answer as an inequality.

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

*let m∠cob = 50°30’, m∠aob = 70° and m∠aoc = 20°30’. could point c be in the interior of ∠aob? why? a. point c could be the interior of aob but it is not the only case b. point c is the interior of aob c. point c is not the interior of aob d. the given is not possible for the plane geometry answer