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? A players average test score on 4 tests is 78. What must be his score on a 5th test for average score on the test to be

? A players average test score on 4 tests is 78. What must be his score on a 5th test for average score on the test to be Correct Answer 88

The famous slogan of the French Revolution was “liberty, equality, fraternity“. They cannot be treated separately or weighed one against the other.

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45% players played in 1st world cup out of which 25 players played in only 1st world cup. 57.5% players played in 2nd world cup out of which 45 players played in only 2nd world cup. 72.5% players played in 3rd world cup out of which 110 players played in only 3rd world cup. Find the players who played in both 1st world cup and 2nd world cup but not in 3rd world cup, if total number of players is 400.
The following questions have three statements. Study the question and the statements and decide which of the statement(s) is/are necessary to answer the question. Among 400 cricket players, find the players who played in IPL 1 and IPL 2 but not in IPL 3. Statement I: 180 players played in IPL-1 out of which 25 players played in only IPL-1. Statement II: 230 players played in IPL-2 out of which 45 players played in only IPL-2. Statement III: 290 players played in IPL-3 out of which 110 players played in only IPL-3.
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Jak's average test score after 2 tests is 78. What average score must Jake score on the 3rd ,4th and 5th tests to bring his average up to exactly 87?
Out of the total number of players, 100/3% are in hotel X and the remaining are in hotel Y. If 20 players from hotel Y are shifted to hotel X, then the number of players in hotel X becomes 50% of the total number of players. If 20 players from hotel X are shifted to hotel Y, then the number of players in hotel X becomes what per cent of the total number of players?
Three maths classes: X, Y, and Z take an algebra test. The average score of class X is 83. The average score of class Y is 76. The average score of class Z is 85. The average score of class X and Y is 79 and the average score of class Y and Z is 81. What is the average score of the combined classes X, Y, and Z?
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