Calculators

This calculator helps assess the severity of Generalized Anxiety Disorder (GAD) using the GAD-7 questionnaire. It calculates a total score based on responses to seven questions and provides a severity interpretation.

Compares a child's height to others of the same age and gender using growth charts.

Converts HbA1c percentage to average blood glucose level (mg/dL or mmol/L).

Calculates the amount of sunscreen needed for a trip based on the number of people, days, and estimated sun exposure.

Calculate your potential savings on back-to-school shopping by comparing prices and discounts.

Calculates rafter length and the estimated number of roof trusses needed based on roof dimensions and truss spacing.

Calculates the amount of sand needed for a paver base, considering the area, sand depth, and sand waste factor.

Calculates the angle a ladder forms with the ground, given the ladder's length and the distance from the base of the structure.

Calculates the volume of concrete needed for a set of stairs, considering the number of steps, tread depth, rise height, and stair width.

Calculates the volume of concrete or mortar needed to fill hollow concrete blocks, based on block dimensions and the number of blocks.