A grocer bought 20kg of sugar at Rs 70 Per kg. He sold 15kg of sugar at Rs 75 per kg and the remaining quantity at Rs 69 per kg. Find his profit or loss percent in the transaction​

69.64%

step-by-step explanation:

answer: #1 ads up by 8 and i don't know #2

choice b

step-by-step explanation:

f(x) = 88x^2 -264x + 300

the line of symmetry of a parabola is defined by

h = -b/2a

where ax^2 +bx+c=0

so

h = - -264/ (2*88)

h = 3/2

so x = 1.5