Select the most appropriate meaning of the given idiom.
 Lose your touch

The following sentence has been split into four segments. Identify the segment that contains a grammatical error.
 Rahul sings / very sweet / when he is / in a good mood.

The following histogram shows the height of players of a basketball team of a school.

How many players have height less than 141 cm?

If (a+b)=16 and a³+b³=1456, then what is the value of ab?

The bar graph shows the number of passports issued in a country in 6 consecutive years.

What is the average number of passports issued per year?

Let ΔABC ∼ Δ PQR and ar(∆ABC)/ar(∆PQR) =4/25. If AB = 12 cm, BC = 8 cm and AC = 9 cm, then QR is equal to:

If $${{k^2}\over {k^2-2k+1}}={1\over 6}$$, then what is the value of $${1\over k^3}+k3$$ ?

The table given below shows the cost price and selling price of four articles.

What is the average value of loss of all articles?