Arihant Expert Team Solutions for Chapter: Practice Sets, Exercise 6: Part III Test of Numerical Ability

In how many different ways can the letters of the word RUMOUR be arranged?

Akhilesh invested certain amount in three different Schemes A, B and C with the rate of interest $10\%$ per annum, $12\%$ per annum and $15\%$ per annum, respectively. If the total interest accrued in $1$ year was $3200$ and the amount invested in Scheme C was $150\%$ of the amount invested in Scheme A and $240\%$ of the amount invested in Scheme B, what was the amount invested in Scheme B?

The numbers of students speaking English and Hindi are in the ratio of $4:5$. If the number of students speaking English increased by $35\%$ and that speaking Hindi increased by $20\%$, what would be the new respective ratio?

The base of a triangle is $15 cm$ and height is $12 cm$. The height of another triangle of double the area having the base $20 cm$ is?

The radius of a right circular cylinder is decreased by $10\%$ but its height is increased by $15\%$. What is the percentage change in its volume?

Himansh, Dharmendra and Anjali start running around a circular stadium and complete one round in $27$ s, $9$ s and $36$ s, respectively. In how much time will they meet again at the starting point?

Arti's monthly expense on shopping is $25\%$ travelling is $20\%$, food is $45\%$ and $10\%$ on other recreational activities. What is the total amount she spent on travelling and food together?

In a division sum, the divisor is ten times the quotient and five times the remainder. If the remainder is $46$, find the dividend.