instruction:
In this task, you need to answer the given multiple-choice question on the general math. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.
question:
Problem: each child has 2 pencils and 13 skittles . if there are 15 children , how many pencils are there in total ?
Options: a ) 30 , b ) 12 , c ) 18 , d ) 22 , e ) 08
answer:
a

question:
Problem: how many paying stones , each measuring 2 1 / 2 m * 2 m are required to pave a rectangular court yard 20 m long and 16 1 / 2 m board ?
Options: a ) 66 , b ) 18 , c ) 16 , d ) 10 , e ) 15
answer:
a

question:
Problem: in the coordinate plane , line a has a slope of - 1 and an x - intercept of 1 . line b has a slope of 3 and a y - intercept of - 3 . if the two lines intersect at the point ( a , b ) , what is the sum a + b ?
Options: a ) 0 , b ) 1 , c ) 2 , d ) 3 , e ) 4
answer:
b