john had 21.00After buying 2 notebooks he had 13.00
21-13= 8 / 2 =4 each notebook cost 4 dollars.
Is there anything else to this question
Answer:
a)HCF between 774&252 is=18
LCM between 774&252=10836
b)HCF between 204&544 is=68
LCM between 204&544 is=1632
c)HCF between 770&385 is=385
LCM between 770&385 is =770
d)HCF between 477&552=3
LCM between 447&552 is =82248
Step-by-step explanation:
a)because LCM=2×2×3×3×7×43
b)because LCM=2×2×2×2×2×3×17
c)because LCM=2×5×7×11
d)because LCM=2×2×2×3×23×149
Answer:B: 133.75$
Step-by-step explanation:
35 + 40 + 50= 125$
The total sales tax is 7%
We can put this into decimal form 7/100= 0.07
Because we want to just add 7% of the value back on we can also add 1 to that number
1.07
125 x 1.07 = 133.75
Answer:
0.00534138
Step-by-step explanation:
