Step-by-step explanation:
45% of number = 180
=> 100% of number = 180 * (100/45) = 400.
Hence the number is 400.
Answer:
32
Step-by-step explanation:
(a+b)²=a²+2ab+b²=(a²+b²)+2ab=16+2*8=32
Answer:
18
Step-by-step explanation:
Answer:
300,000+100,000+7,000+80+1
Step-by-step explanation:
Answer:
1/2
Step-by-step explanation: