IDNStudy.com, kung saan ang mga eksperto at komunidad ay nagtutulungan para sagutin ang iyong mga tanong. Hanapin ang mga solusyong kailangan mo nang mabilis at tiyak sa tulong ng aming mga bihasang miyembro.

1. a certain book has 500 pages numbered 1,2,3 and so on. how many times does the digit 1 appear in the page numbers? 2. soppose S is the sum of the odd numbers erom 1 through 49 inclusive and E is the sum of the even numbers from 2 through 48 inclusive. Which is greater, S or E? How much greater? 3. I have exactly ten coins whose total value is one peso. If three of the coins are twenty-five centavocoins,what are the remaining coins and how many of each are there? 4. In the addition statement below,each letter represents below, each letter represents a different digit. What are values of H,E,and A? HE+HE+HE=AH 5.The product of two whole numbers is 364. If the difference of the numbers is 15, what is their sum? 6. In a book store, pencils and 2 pens cost different amounts. Two pencils and 3 pens cost php 50.the total cost of 3 pencils and 2 pens is php 45.what is the cost of 1 pencils

Sagot :

1. the digit 1 will appear 200 times in all the page numbers starting from 1-500.