1.

Study the prime factorisation of X and Y given. \[\text{X = 2  }\!\!\times\!\!\text{  3  }\!\!\times\!\!\text{  3  }\!\!\times\!\!\text{  3  }\!\!\times\!\!\text{  3  }\!\!\times\!\!\text{  3  }\!\!\times\!\!\text{  5}\] \[\text{Y = 2  }\!\!\times\!\!\text{  2  }\!\!\times\!\!\text{  3  }\!\!\times\!\!\text{  3  }\!\!\times\!\!\text{  5  }\!\!\times\!\!\text{  19}\] What is the place value of 8 in the sum of the numbers X and Y?

A.  \[\text{8 }\times \text{ 1000}\]
B.  \[\text{8 }\times \text{ 100}\]  
C.   
D.  \[\text{8 }\times \text{ 1}\]
Answer» C.   


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