Thomas wants to see how far he can throw a javelin. He records four of his throws as 45 metres, 40 metres, 55 metres, and x metres. Given that the mean of Thomas' throws is 50, determine the value of x.

Answer is 60.

MC
Answered by Matthew C. Maths tutor

3279 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

If f(x) = 4x - 7 and f(c) = 9, find the value of c.


Derive X^2 + 2x


P is directly proportional to Q. When Q = 6, P = 15. Work out the value of P when Q = 3.5


The probability of obtaining heads on a biased coin is 0.4. The coin is tossed 600 times. Write down the mean number of heads and the standard deviation of the number of heads.


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning