examday

Community mocks

Yotta Paper 1 · Q13

Paper 1Algebra

Find the sum of the reciprocals of all of the factors of 16001600.

A13937\frac1{3937}
B16003937\frac{1600}{3937}
C39371600\frac{3937}{1600}
D3781600\frac{378}{1600}
E1600378\frac{1600}{378}
F1378\frac1{378}

Read the questions freely. Sign in to check your answer, see the worked solution and save your progress.

Sign in to check your answerPractise the whole paper →