A coin bank for donations for the protection of the reef contained Php 1,570. There were twice as many Php 5-coins as Php 10-coins and 14 less Php 1-coins as Php 5-coins. How many of each kind were there?

He concluded that a heavier object dropped from the same height as a lighter object will land

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

Which questions would most a reader identify the author's purpose for writing? check all that apply. what type of text is this? what type of reviews did the book receive? how many copies of the book have been sold? what is the central idea? how does this text make one feel?