结果1 题目 14. When a three-digit number is increased by 1, the sum is divisible by 15. When it is decreased by 3.the difference is divisible by 8. The sum of it and the number obtained from it by reversing the digits is di-visible by 10. What is the sum of the digits of ...
∴(1,2)14.When a three-digit number is increased by 1,the sum is divisible by 15. When it is decreased by 3, the difference is divisible by 8. The sum of it and the number obtained from it by reversing the digits is di- isi ble by 10. What is the sum of the digits of ...
题意为：一个数的3倍比这个数大24.解：设此数为x，则3x-x=24，求得x=12.仅供参考，O(∩_∩)O~
Answer to: A number is multiplied by three and increased by six. The result is fifteen. Find the number. By signing up, you'll get thousands of...
<p>To solve the problem step by step, we need to find the original number (let's call it X) that, when increased by 37.5%, results in 33.</p><p><strong>Step 1: Understand the percentage increase</strong> When a number is increased by 37.5%, it means that
结果1 题目 When multiplying Number A and Number B, if Number A is increased by1.6 and Number B is unchanged, the product is increased by 7.2. IfNumber B is decreased by 2. 9 and Number A is unchanged, the product isdecreased by 11.02. The product of Number A and Number B is) ...
If a number is increased by 20% and then decreased by 20%, what is the overall change? A. No change B. 4% decrease C. 4% increase D. 20% decrease 相关知识点: 试题来源: 解析 B。设这个数为 100,增加 20%后变为 120,再减少 20%,120×(1 - 20%) = 96,(100 - 96)÷100 = 4...
When 7 times a number is decreased by 13, the answer is the same as when 5 times the number is increased by 5. What is the number? When 122 is decreased by five times a number, the result is equal to the number increased by 20. What is the number? What is a...
单项选择题If a is increased by 10% and b is decreased by 10%, the resulting numbers will be equal. What is the ratio of a to b() A.A B.B C.C D.D E.E 点击查看答案&解析 延伸阅读
题目increase v.增加(1) increase by +数字增加了...The number of the students ___ (have) increased ___ twice.的学生数量增加了2倍。(2) increase to +数字增加到...The population of our country ___ (have) ___ ___ 1.4 billion .我们国家的人口已增加到14亿。(3) ...