WebTo find the sum of interior angles of a polygon, multiply the number of triangles in the polygon by 180. Customer reviews Math app has been a huge help with getting to re learn after being out of school for 10+ years, it shows me how to solve those problems it's such a great app , i think the app is absolutely amazing in every way possible, its a nice app. WebIf the average of m numbers is n 2 and that of n numbers is m 2 , then the average of (m + n) numbers is- A. m - n B. mn C. m + n D. m n Answer: Option B Solution (By Examveda Team) Sum of m numbers = mn 2 Sum of n numbers = nm 2 ∴ Average of (m + n) numbers = m n ( m + n) ( m + n) = mn Join The Discussion * Related Questions on …
If the average of $m$ numbers is $n^{2}$ and $n$ numbers is …
WebThe average marks obtained by 22 candidates in an examination are 45.The average marks of the first 10 candidates are 55 and those of the last eleven are 40. The number of marks obtained by the eleventh candidate is. 2. Web20 feb. 2024 · In this question, we are given a natural number m that can be expressed as \[{{n}^{2}}\] where n is also a natural number. Then we need to tell if m is a square number, perfect number or none of them. Before proceeding with the question, let us understand the same terminologies. Natural number: Natural numbers are the numbers that start from … shark bagged vacuum cleaners
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WebFor the general case, we can see that these averages are different: ∑ i = 1 n x i 2 n + ∑ i = 1 m y i 2 m ≠ ∑ i = 1 n x i + ∑ i = 1 m y i n + m. This answers the first OP question, as to why the average of averages usually gives the wrong answer. However, if we make n … Web14 apr. 2024 · 1. answer below ». The average speed of nitrogen gas molecules is 424 m s-1 at a given temperature and atmospheric pressure (101.3 kPa). Given that the collision cross-sectional area, s, of N2 is 0.33 nm2 and that the molar mass of N is (28.014 g mol-1), what is the mean free path of Nitogen molecules in this state? WebThe average of 10 numbers is 23. If each number is increased by 4, what will the new average be? A. 23 B. 25 C. 27 D. 29; Answer: C. 27 Explanation: Sum of the 10 numbers = 230 If each number is increased by 4, the total increase = 4 * 10 = 40 shark backwards