Ques:- In what ratio must a grocer mix two varieties of pulses costing Rs. 15 and Rs. 20 per kg respectively so as to get a mixture worth Rs. 16.50 per kg?
A. 3 : 7
B. 5 : 7
C. 7 : 3
D. 7 : 5
Ques:- Open universities are generally known for imparting :
A. elitist education
B. specialised education
C. distance education
D. general education
Ques:- The sum of the greatest and smallest number of five digits is
A. 10,999
B. 109,999
C. 11,110
D. 111,110