exam Maths Puzzle Numerical Ability

what is the answer to A grocer mixes two kinds or nuts. One kind costs $5.00/kg and the other $5.80/kg. How manykilogramsof each type are neededto make 40kg of a blend worth $5.50.

Read Solution (Total 0)

exam Other Question

Please help me find the domain and write BOTH set-builder and interval notations for f(x)=x^2+x+105 over 5x-45. Hi! Could someone please help me with these problems and I need to simplify and all exponents should be positive.

(4x^3+2y) (2x^3-3y)

(3x4y^3-5y)-(2x+3y^-5y)

Thanks so much for your help!