exam Maths Puzzle Numerical Ability

Combine like terms.
2a2 + 7a + 5 + 3a2 + 7a - 1

Read Solution (Total 0)

exam Other Question

solve and check
Of 30 students in a class, 15 passed. What percentage of the students passed? A master painter can paint a house in M days and two workers require W1 and W2 days each to paint a house alone. If the master can work as fast as the two workers working together, write an expression for M in terms of W1 and W2.