In a class of 30 students, 15 are boys. What is the ratio of boys to girls in the class?相关知识点: 试题来源: 解析 1:1 班级总人数为30人,其中男生15人。女生人数计算为总人数减去男生人数,即30 - 15 = 15人。因此,男生与女生的比例为15:15,化简后为1:1。题目条件完整,数据无缺失,可直接...
180和594的最小公倍数与最大公约数的比是多少?要找到两个数的(lcm)或(gcf),总是素因数先分解.主要因数分解180=(3^2)* 5* (2^2),主要因数分解594=(3^3)* 11* 2.然后,要找到(lcm),我们必须找到所有数字中最大的力量;如果一个数字是一个,而不是另一个,就用它(是(3^3),5,11,(2^2)).乘以...
What is the Ratio Test(二) What is the Ratio Test正~~梁宇学首都师范大学附属中学中学生数学
(1) The ratio of 0.2x to 3y is 1 to 6.(2) y is 40 less than twice x. Statement 1 ALONE is sufficient to answer the question, but statement 2 alone is NOT sufficient. Statement 2 ALONE is sufficient to answer the question, but statement 1 alone is NOT sufficient. BOTH ...
What is the ratio of the mean proportional between 8.1 and 3.6 and the third proportional of 2 and 3? 8.1 और 3.6 के बीच माध्य समानुपाती और 2 तथा 3 के तीसरे आनुपातिक क...
Since there are several values for a and b that would add up to 5, let’s try a couple of variations to see if we always get the same ratio. If a is 3 and b is 2, the ratio of 2a to b would be 6:2 or 3:1. But if we used a=2 and b=3 instead (and nothing...
结果1 题目 18. There are 30 appies, 12 bananas and 15 oranges in a box. What is the ratio of the number of apples to the number of bananas to the number of oranges? Leave your answer in the simplest form.Ans: 10:4:5 相关知识点: 试题来源: 解析 10:4:5 反馈 收藏 ...
Definition of Current Ratio The current ratio is a financial ratio that shows the proportion of a company’s current assets to its current liabilities. The current ratio is often classified as a liquidity ratio and a larger current ratio is better than a smaller one. However, a company’s ...
What is the ratio of the member of 5-member committees that can be formed from the members of the club to the number of 4-member committees that can be formed from the members of the club? 选项: A、16 to 1 B、15 to 1 C、16 to 5 D、15 to 6 E、5 to 4 答案: C 提问列表 ...
What is the ratio of 14C (t1/2 = 5730 years) in a wooden object made in 100 BC to one made from the same kind of wood in 700 BC? Radioactive Decay: Each chemical element has a distribution of isotopes. Some of these isoto...