Are the CBSE class 10 board exams out of 80 or 100 marks ( each paper) ?

Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1

Eliza wants to make $10,000 from her investments. she finds an investment account that earns 4.5% interest. she decides to deposit $2,500 into an account. how much money will be in her account after 14 years?

Aboard 60 in. long is cut two parts so that the longer piece is 5 times the shorter. what are the length of the two pieces?