in a survey of a group of people it was found that 85 people liked to drink tea 60 liked coffee 32 liked both drinks and 36 people did not like both tea and coffee present the above in venn diagram .how many people were surveyed? how many people liked to drink tea only?​

Aparallel system functions whenever at least one of its components works. consider a parallel system of n components, and suppose each component works independently with probability 0.5. find the conditional probability that component n works given that the system is working

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 3, 4+2i, 1+(sqrt)7 the answer is supposed to be: f(x)=x(^5)-13x(^4)+60x(^3)-82x(^2)-144x+360 what am i doing wrong?

Prove that quadrilateral is a rhombus.