Answer:
0.006
Step-by-step explanation:
Answer:
20
Step-by-step explanation:
Riyas score = ( correct answer × mark) + ( incorrect answer × mark lost )
= ( 3× 10) + ( -1 ×10 )
= 30 -10
=20
3 .......................
Answer:
12
Step-by-step explanation:
there are 4 prime numbers
5, 11, 13, 19
4/7 were prime
add 5, 11, 13 and 19 together and divide by 4
5+11+13+19
-----------------
4
add
48
----
4
divide top by bottom
=12
Answer:
not c
Step-by-step explanation:
