Question

the following are the scores of four students in 5 subjects . if tamanna has the highest average, find which of the following is tamanna 's score. a)95,81,77,95,96. b)79,80,91,83,80. c)100,87,94,81. d)65,84,75,74,65

Answer 1

ᴴᴱᵞᴬ

ᴴᴱᴿᴱ ᴵˢ ᵀᴴᴱ ᴬᴺˢᵂᴱᴿ :-

ᴹᴱᴬᴺ = ˢᵁᴹ ᴼᶠ ᴬᴸᴸ ᴼᴮˢᴱᴿᵛᴬᵀᴵᴼᴺˢ / ᵀᴼᵀᴬᴸ ᴺᴼ. ᴼᶠ ᴼᴮˢᴱᴿᵛᴬᵀᴵᴼᴺˢ

ᶠᴵᴿˢᵀ ᵂᴱ ᵀᴬᴷᴱ ᵀᴴᴱ ᴹᴱᴬᴺ ᴼᶠ ᴬᴸᴸ ᵀᴴᴱ ᴳᴵᵛᴱᴺ ᴼᴾᵀᴵᴼᴺˢ :-

ᴼᴾᵀᴵᴼᴺ (ᴬ) :-

95, 81, 77, 95 ᴬᴺᴰ 96

ᴹᴱᴬᴺ = (95 + 81 + 77 + 95 + 96) / 5

ᴹᴱᴬᴺ = 88.8

ᴼᴾᵀᴵᴼᴺ (ᴮ) :-

79, 80, 91, 83 ᴬᴺᴰ 80

ᴹᴱᴬᴺ = (79 + 80 + 91 + 83 + 80) / 5

ᴹᴱᴬᴺ = 82.6

ᴼᴾᵀᴵᴼᴺ (ᶜ) :-

100, 87, 94, 94 ᴬᴺᴰ 81

ᴹᴱᴬᴺ = (100 + 87 + 94 + 94 + 81) / 5

ᴹᴱᴬᴺ = 91.2

ᴼᴾᵀᴵᴼᴺ (ᴰ) :-

65, 84, 75, 74 ᴬᴺᴰ 65

ᴹᴱᴬᴺ = (65 + 84 + 75 + 74 + 65) / 5

ᴹᴱᴬᴺ = 72.6

ᶠᴿᴼᴹ ᵀᴴᴱ ᶜᴬᴸᶜᵁᴸᴬᵀᴱᴰ ᴰᴬᵀᴬ, ᵂᴱ ᶜᴬᴺ ˢᴱᴱ ᵀᴴᴬᵀ 90.5 ᴵˢ ᴴᴵᴳᴴᴱˢᵀ.

ˢᴼ, ᴼᴾᵀᴵᴼᴺ (ᶜ) ᴵˢ ᶜᴼᴿᴿᴱᶜᵀ.

ᴴᴼᴾᴱ ᵀᴴᴵˢ ᴴᴱᴸᴾˢ.