b) 45 is what percent of 90?c) 80 is what percent of 200? 相关知识点: 试题来源: 解析 a) 40%b) 50%c) 40% a) 计算公式:`(20 ÷ 50) × 100% = 0.4 × 100% = 40%`。b) 计算公式:`(45 ÷ 90) × 100% = 0.5 × 100% = 50%`。c) 计算公式:`(80 ÷ 200) × 100%...
What is a number between 1/3 and 2/3? 150 is 75% of what number? 19% of what number is 24.7? 80 is 25% of what number? 30% of what number is 15? 6 is 25% of what number? 90% of what number is 45? 0.4 is 20% of what number?
4. 句子需要一个过去分词短语作定语,描述“孩子们”的状态,因此使用“seated in the room”。 答案: 1. About 80 percent of the city is covered by water or green land. 2. What is important is how we use our choices. 3. You should not turn your back on them when they are in trouble. ...
What is 80 percent of 11?Calculating a Discount:If you're told that everything in a store is 20% off, this means that you're only paying 80% of the original price. Being able to calculate what 80% of a price is means that you'll be able to determine how much you would be ...
To solve the problem step by step, we start with the information given in the question:Step 1: Understand the relationship between x and y. We are given that \( x \) is 80% of \( y \). This can be mathematically expressed as: \
Generally speaking, people there hold the o pinion that children don’t cost much and when they get old enough to work they will bring in money and that when parents are old, they will take care of them. That is so-called traditional idea of “more children, more happiness”, which ...
Knowledge Check 80% of 50% of 250% of 34 = ? A34 B40 C42.5 D43Submit 80%of450+20%of850=? A540 B580 C530 D560Submit Ratio of t75% to t50% for a 2nd order reaction is : (where t75% = time for 75% completion of reaction) A1 B2 C3 D4Submit ...
百度试题 结果1 题目3) 12 is what percent of 15? 80% 相关知识点: 试题来源: 解析 80 反馈 收藏
The first step to solving a percentage problem when we know the value of both the part and the whole is to divide the part by the whole, then convert the results to a percentage. When we divide, we get a decimal that represents the percentage. To convert the decimal, we multiply it ...
2) How much do you pay for an item of $190 when discounted 80 percent (%)? What is the item's sale price? Using the formula two and replacing the given values: Sale Price = Original Price - Amount Saved. So, Sale Price = 190 - 152 ...