`248-Q= Qxx16/3 xx 45/100`

3.82 xx 100 =

3/5 xx 4/7 xx 5/16

13.5 xx 16.3 xx 12.8 = ?

13.5 xx 16.3 xx 12.8 = ?

Prove the following: 103 xx 25 = (100 + 3) xx 25 = (100 xx 25) + (3 xx 25)

(log_(5)8)/(log_(25) 16 xx log_(100)10)

Find the product 1) 7.45 xx 32 2) 6.3 xx 7.4 3) 16.4 xx 6.11 4) 7.382 xx 14 5) 72.346 xx 16.21 6) 126.35 xx 7.44

Prove that: (1/4)^(-2)-3\ xx\ 8^(2/3)\xx\ 4^0+\ (9/(16))^(-1/2)=(16)/3