Select the dice that can be formed by folding the given sheet along the lines.
Select the correct mirror image of the given figure when the mirror is placed at 'AB' as shown.
The sequence of folding a piece of paper and the manner in which the folded paper has been cut is shown in the following figure. How would this paper look when unfolded?
Acidic drain cleaners made of _________ or _________ acid are powerful enough to clear heavy-duty hair, food, grease, soap scum or paper-based clogs in 15 minutes or less.
formic, citric
nitric, carbonic
sulphuric, hydrochloric
malic, lactic