Class 12 economic sample paper 2019-20
Question
Find the the perimeter of the shaded region ABCD is a square of side 21 CM and APB and CPD are are semicircles I
Construct a triangle XYZ in which YZ=8cm, LY=45 ͦ and XY – XZ =3cm.
Cost of 5 kg wheat is Rs. 91.50.What quantity of wheat can be purchased in Rs. 183?
Maths
Dec. 24, 2019, 9:01 a.m.
Answer
The number k,2(k 1) and 3(k 1),taken in this order ,are the first three terms of a geometric progression . Find the value of k and determine the fourth term of the progression.
Maths
Dec. 24, 2019, 2:03 a.m.
Answer
If one root of the equationk-1 n×n-10x+3=0 is the reciprocal of other then the value of k is