Question

16. The average marks scored by Ganesh in English, Science, Mathematics and History is lessthan 15 from that scored by him in English,History, Geography and Mathematics. What is the difference of marks in Science and Geographyscored by him
(SSC Grad. 2007]
(a) 40
(b) 50
(c) 60
(d) data inadequate​

Answer 1

Answer:

60

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Step-by-step explanation:

(E + S + M + H)/4-(E + H + G + M)/4 = 15

or, E + S + M + H – E – H – G – M = 60

∴ S – G = 60.

Answer 2

Answer:

Step-by-step explanation:

Data science is an inter-disciplinary field that uses scientific methods, processes, algorithms and systems to extract knowledge and insights from many structural and unstructured data. Data science is related to data mining, machine learning and big data.