小華囝;-D

暑期hw黎:-)
1) a store bought 250eggs for $200 and foung that 25 of them were cracked.The rest of the eggs will be sold at a percentage profit of not greater than 35%, Find the maximum selling price of each egg

2)Is there any regular polygon with exterior angles of 27° each?Explain briefly.

3)It is known that the mean of the number of push-ups done by S2A boys in a minute is21;that done by the S2A girls is 9;and that done by the whole class is13.4. If there are 30 students is S2A, find the number of boys and the number of girls in the class.

小華囝;-D

thanks