Q10. Paul has 8 cards. There is a number on each card. 2
3
3
4.
5
5
5
Paul takes at random 3 of the cards.
He adds together the 3 numbers on the cards to get a total T.
Work out the probability that Tis an odd number.

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=

The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period.value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels