Unitary Method

A farmer planted $1890$ tomato plants in a field in rows each having $63$plants. A certain type of worm destroyed $18$ plants in each row. How many plants did the worm destroy in the whole field?

Bachhu Manjhi earns $₹24000$ in $8$ months. At this rate, in how many months does he earn $₹42000$? Write the numeral value as final answer in the box

Bachhu Manjhi earns $₹24000$ in $8$ months. At this rate, if he earns in one year is $₹k$, then find the value of $k$.

A car can travel $240 \mathrm{km}$ in $15$ liters of petrol. How much distance in kilometre will it travel in $25$ liters of petrol$?$

A line segment $56 \mathrm{cm}$ long is to be divided into two parts in the ratio of $2:5$. If the length of the larger segment is $k \mathrm{cm}$. Find the value of $k$

Reshma prepared $18 \mathrm{kg}$ of Burfi by mixing khoya with sugar in the ratio of $7:2$. If Reshma used $y \mathrm{kg}$ of khoya, then what is the value of $y$?

 A recipe for raspberry jelly calls for $5$ cups of raspberry juice and $2\frac{1}{2}$ cups of sugar. Find the amount of sugar needed for $6$ cups of the juice?

A metal pipe$3 \mathrm{m}$ long was found to weigh $7.6 \mathrm{kg}.$ What would be the weight of the same kind of $7.8 \mathrm{m}$ long pipe?

In an election, the votes cast for two of the candidates were in the ratio $5:7.$ If the successful candidate received $20734$ votes, how many votes did his opponent receive?