Answer:
c
Step-by-step explanation:
Prime Factors of 30 =2, 3, 5
<span>Prime Factors Tree of 3030
/ \
2 15/ \
3 5/ \
5 1
</span>
It’s 5 and 1/5 because 5.2 equals 5 and 2/10, then simplify the 2/10 to 1/5. The answer is 5 and 1/5
28-3c-4=2c+12+c now group this on the same side. Remember when you move the number to the other side of = it changes the sign.
28-4-12=2c+c+3c
12=6c
12/6=c
2=c
Answer:
£199.95
Step-by-step explanation:
100% - 69% = 31%
31% of £645
= 31/100 × £645
= 0.31 × £645
= £199.95
= £199.95 is the final answer as it cannot be rounded off to 2 DP.