devyy When we talk about 15 hours, we can express that in two main contexts: in terms of a 24-hour time format and as part of a 12-hour clock system. In a 24-hour format, 15 hours is equivalent to 3:00 PM. This format is often used in military time and in various countries outside of the … Read more
To calculate 30 percent of 500, you can follow these simple steps: Convert the percentage to a decimal: To convert 30 percent to a decimal, divide 30 by 100. This gives you: 30 ÷ 100 = 0.30 Multiply the decimal by the total: Now, you take the decimal 0.30 and multiply it by 500: 0.30 … Read more
To convert the fraction 7/20 into a decimal, you simply divide the numerator (7) by the denominator (20). Here’s the step-by-step process: Perform the division: 7 ÷ 20 = 0.35. So, 7/20 as a decimal is 0.35. Next, to convert that decimal into a percent, you multiply the decimal by 100: 0.35 × 100 = … Read more
To determine if a number is rational or irrational, you first need to understand the definitions of both types of numbers. A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero. This means that if you can write a number in … Read more
To find 30% of 50, you can use a simple mathematical formula. 1. First, convert the percentage into a decimal. To do this, divide 30 by 100: 30 ÷ 100 = 0.30 2. Next, multiply this decimal by the number you want to find the percentage of (in this case, 50): 0.30 × 50 = … Read more
In military time, 6 PM is represented as 18:00. Military time operates on a 24-hour clock system, starting at midnight (00:00) and going up to 23:59. This system eliminates the need for AM and PM designations, making it easier to avoid confusion when scheduling events, especially in professions like the military, aviation, and healthcare. To … Read more
To express x to the power of 2, you simply write it as x2. This notation signifies that you are multiplying the variable x by itself. In other words, x2 = x × x. This mathematical expression is referred to as ‘x squared’. It appears frequently in various fields of mathematics, including algebra and geometry. … Read more
To convert degrees Celsius to Fahrenheit, you can use the formula: F = (C × 9/5) + 32 Where F represents degrees Fahrenheit and C represents degrees Celsius. In this case, we want to convert 8 degrees Celsius into Fahrenheit. Let’s plug in the value: F = (8 × 9/5) + 32 F = (8 … Read more
To find 2 to the 6th power, we simply need to calculate 2 raised to the power of 6. This means we multiply the base (which is 2) by itself 6 times. The mathematical expression looks like this: 2^6 = 2 × 2 × 2 × 2 × 2 × 2 Now, let’s perform the … Read more
The average number of weeks in a month can be understood by examining the basic relationship between days and weeks. A standard month has about 30 or 31 days, except for February, which has 28 days most years and 29 days in a leap year. To calculate the average number of weeks in a month, … Read more