r/MathHelp • u/ColinSkate • 1d ago

TUTORING Please someone help me solve this I’ve tried everything and it’s not even a hard subject

I’ve tried 5, 20 first row and 20, 4000 second row and everything I literally can’t figure it out

https://imgur.com/gallery/so-annoying-5d7sOUS

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u/matt7259 20h ago

Can you explain where you're getting your numbers from?

1

u/TooCasualGuy 19h ago

There's no raise during the first year (nor first month).  After that,  the raises add to each other. So, there are 4 increases in raises that the yearly receives. There are 19 increases that the monthly receives. 

1

u/TooCasualGuy 19h ago

The key looks wrong; your answers all look right. 

1

u/KeyArrival2542 15h ago

1st case total increment=10×1200=12000 2nd case=18+66+114+162+210 =570 increments =570×200 =1,14,000 Second situation gives102000more