It's Gonna Be Me
歌手：Spice Girls
I got my eyes on the prize
I'm focused on my dreams
So no pain no gain
But if I win it's gonna be me
Oh, yeah
The boys they come and go
But girls just keep growing strong
Through all kinds of weather
It's our turn now
Yeah, now, so you ready to run
Run it like a marathon
Yeah, gonna get the trophy
You'll find out who you are
I got my eyes on the prize
I'm focused on my dreams
So no pain no gain
But if I win it's gonna be me
Oh, yeah
It's gonna be me, yeah
It's gonna be me, yeah
It's gonna be me, yeah
It's gonna be me
I'm gonna win, gonna win it all
Gonna make my dreams come true
I'm gonna win, gonna win it all
Gonna make my dreams come true for you
I got my eyes on the prize
I'm focused on my dreams
So no pain no gain
But if I win it's gonna be me
And I know you heard it all
The Glitter on my windows is here to stay now yeah yeah
Run like a girl yeah now I got you up and off the ground
Come on and bounce, bounce with me, oh oh oh oh oh oh oh oh oh oh oh
I got my eyes on the prize
And now I'm gonna show you what I got
It's gonna be me, yeah, yeah yeah yeah yeah yeah yeah yeah yeah yeah yeah yeah yeah yeah yeah yeah
然後會是某商品原來的進價為a元，漲價了p%後售價為b元，求這種商品的加價幅度？要算式喔。求解!（溫馨提示：可以用a/b−a這個式子求解）快點解答，我急著要用。謝謝啦！拜託了!
解：加價幅度為$\frac{b - a}{a} \times 100\% = \frac{b - a}{a} \times 100\%。$。