8 X
----- = ------
20 40000
40000/20=2000
2000*8=16000
X=16000
Answer: 50a+2
Step-by-step explanation:
1. Simplify 5a5a\5a5a to 1.
1+5×10a+10
2.Simplify 5×10a to 50a.
1+50a+10
3.Cancel 10.
1+50a+1
4. Collect like terms.
50a+(1+1)
5. Simplify.
50a+2
Answer:
a) £11.46
b) £8.54
Step-by-step explanation:
a) Ffion's Bill = £2.49 + 2(£3.99) + £0.99
= £2.49 + £7.98 + £0.99
= £11.46
b) Change Received = £20 - £11.46
= £8.54
Answer:
2.4
Step-by-step explanation:
Well If you mean't 15 1/2 it is 15.5 This is because a decimal is made for parting using place values like tenths, hundredths, thousandths, etc. The 1/2 part is is .5 because 5 is half of 10.
*I explained a bit more in the comments of my answer.