A group of numbers/symbols is coded using letters as per the table given below and the conditions which follow. The correct combination of codes follows.
| Number/symbol | 7 | @ | 3 | S | ^ | 7 | 6 | 4 | % | & | # | 2 | * | 9 |
| Code Letter | G | O | K | I | R | M | A | T | L | D | F | B | Q | O |
Conditions:
(i) If the first element is a symbol and the last element is a number, the codes for these two (the first and the last elements) are to be interchanged.
(ii) If the first element is an odd number and the last element is an even number, the first and last elements are to be coded as S.
(iii) If both the second and third elements are perfect squares, the third element is to be coded as the code for the second element.
What will be the code for 7 % # @ 4?
Given that ΔABC and ΔADE are similar, which of the following options is necessarily true?
\(\frac{AB}{AD}=\frac{BC}{DE}\)
\(\frac{EC}{AC}=\frac{AD}{DE}\)
\(\frac{BC}{BD}=\frac{CE}{DE}\)
\(\frac{BC}{BD}=\frac{AB}{AC}\)
Which of the following statements is INCORRECT about the properties of ionic compounds?
Ionic compounds have high melting and boiling points.
Electrovalent compounds are generally soluble in water and insoluble in petrol.
Ionic compounds are solids because of the weak force of attractions between positive and negative ions.
Ionic compounds conduct electricity when molten or dissolved in water, but not in the solid state.