In a class of 55 students, the numbers of students studying in different subjects are, 23 in Mathematics, 24 in Physics, 19 in Chemistry, 12 in Mathematics and Physics, 9 in Mathematic and Chemistry, 7 in Physics and Chemistry and 4 in all the three subjects. Find the number of students who have taken exactly one subject.

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9 grade maths> In a class of 55 students, the numbers of...

Harshit Singh , 3 Years ago

Pawan Prajapati

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9 grade maths> In a class of 55 students, the numbers of...

Harshit Singh , 3 Years ago

Pawan Prajapati

LIVE ONLINE CLASSES

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In the figure (not to scale) AB = CD, angle DAP = angle DPA and A,B,C,D are concycli. If angle ADC = 80°, then find angle ACD.

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