Question

$1\frac12\times2\frac25\times3\frac34\times3\frac13$

• A. 36
• B. 40
• C. 45
• D. 50

Answer 1

Answer:

C. 45

$1\frac12\times2\frac25\times3\frac34\times3\frac13$

=$\frac32\times\frac{12}5\times\frac{15}4\times\frac{10}3$

=45