Help please I will give u brainlest and there’s a part d: how many families were interviewed? Part E: circle the numbers that represent joint frequencies

The coordinate grid shows points a through k. which points are solutions to the system of inequalities listed below? 2x+ ys 10 2x 4y < 8 oa c, d, k o e, f. g, j oa, c, d, h, k oe, f. g, h, j

Which point lies on a circle with a radius of 5 units and center at p(6, 1)?

If x-1 and x+3 are the factors of x3+10x2+ax+b find a and b