Suppose there are 20 million in a group of schools of which ten percent are in Grades 6 and 7. Each learner in Grade 6 and 7 must receive a Mathematics text book costing Rs. 30, a set of language books costing Rs. 70, a science text book costing Rs. 40 and a history book at Rs. 60. What is the total cost for the Director of the school if he ordered to purchase all these text books?
ARs 40 million
BRs 4 million
CRs 400 million
DRs 2 million
The greatest number which divides 285 and 1249, leaving remainders 9 and 7 respectively is ______ .
If 2 more beads are added at thousands place, 3 beads are taken away from hundreds place and tens place each, 2 more beads are added at ones place, then number name of new number formed on abacus is _______.
ASix thousand five hundred thirty six
BFive thousand three hundred sixty six
CFive thousand three hundred ninety six
DThree thousand five hundred sixty six
A baker sold 278 cakes on Tuesday. He sold 39 more cakes on Tuesday than on Monday. The number of cakes he sold on Wednesday was twice the number of cakes sold on Tuesday. Number of cakes he sold altogether in these 3 days was
give solution of this please . very important????????????????????