exam Maths Puzzle Numerical Ability

Jill had $3.50 in nickel and dimes. If she has 50 coins, how many of each type of coins does she have?

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exam Other Question

the values of a, b, c, and d are 1, 2, 3, and 4, but not necessarily in that order. what is the largest possible value of ab+cd+da? Can any help me with this problem? I am supposed to use synthetic division to find the quotient and the remainder.

(x^5+32) divided by (x+2)

Thank you!