In a bag there are 10p coins 20p coins and 50p coins There are two fewer 20p coins than 10p coins.
There are five more 50p coins than 10p coins
17 (a)already done
17 (b)
Altogether, there are 60 coins.
Work out the total value of the 20p coins.

(a) (8%) compute the probability of an even integer among the 100 integers 1! , 2! , 3! , until 100! (here n! is n factorial or n*(n-1)*(n-2) *… 1) (b) (16%) compute the probability of an even integer among the 100 integers: 1, 1+2, 1+2+3, 1+2+3+4, …., 1+2+3+… + 99, and 1+2+3+… + 100

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account